139601630745 has 12 divisors (see below), whose sum is σ = 241976160036. Its totient is φ = 74454203040.

The previous prime is 139601630719. The next prime is 139601630771. The reversal of 139601630745 is 547036106931.

It is a happy number.

139601630745 is a `hidden beast` number, since 1 + 3 + 9 + 6 + 0 + 1 + 630 + 7 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (139601630719) and next prime (139601630771).

It can be written as a sum of positive squares in 2 ways, for example, as 82266286041 + 57335344704 = 286821^2 + 239448^2 .

It is not a de Polignac number, because 139601630745 - 2¹⁰ = 139601629721 is a prime.

It is a super-3 number, since 3×139601630745³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 3102258461 = 139601630745 / (1 + 3 + 9 + 6 + 0 + 1 + 6 + 3 + 0 + 7 + 4 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 139601630745.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1551129186 + ... + 1551129275.

It is an arithmetic number, because the mean of its divisors is an integer number (20164680003).

Almost surely, 2^139601630745 is an apocalyptic number.

139601630745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

139601630745 is a deficient number, since it is larger than the sum of its proper divisors (102374529291).

139601630745 is a wasteful number, since it uses less digits than its factorization.

139601630745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102258472 (or 3102258469 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 139601630745 in words is "one hundred thirty-nine billion, six hundred one million, six hundred thirty thousand, seven hundred forty-five".