139570616451 has 24 divisors (see below), whose sum is σ = 218582515200. Its totient is φ = 77599091232.

The previous prime is 139570616447. The next prime is 139570616453. The reversal of 139570616451 is 154616075931.

It is a happy number.

It is not a de Polignac number, because 139570616451 - 2² = 139570616447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139570616451.

It is not an unprimeable number, because it can be changed into a prime (139570616453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2398651 + ... + 2456148.

It is an arithmetic number, because the mean of its divisors is an integer number (9107604800).

Almost surely, 2^139570616451 is an apocalyptic number.

139570616451 is a deficient number, since it is larger than the sum of its proper divisors (79011898749).

139570616451 is an equidigital number, since it uses as much as digits as its factorization.

139570616451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4854883 (or 4854846 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 48.

The spelling of 139570616451 in words is "one hundred thirty-nine billion, five hundred seventy million, six hundred sixteen thousand, four hundred fifty-one".