139359055501 has 4 divisors (see below), whose sum is σ = 141439041472. Its totient is φ = 137279069532.

The previous prime is 139359055399. The next prime is 139359055531. The reversal of 139359055501 is 105550953931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139359055501 is a prime.

It is a super-2 number, since 2×139359055501² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139359055531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1039992885 + ... + 1039993018.

It is an arithmetic number, because the mean of its divisors is an integer number (35359760368).

Almost surely, 2^139359055501 is an apocalyptic number.

It is an amenable number.

139359055501 is a deficient number, since it is larger than the sum of its proper divisors (2079985971).

139359055501 is an equidigital number, since it uses as much as digits as its factorization.

139359055501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079985970.

The product of its (nonzero) digits is 455625, while the sum is 46.

The spelling of 139359055501 in words is "one hundred thirty-nine billion, three hundred fifty-nine million, fifty-five thousand, five hundred one".