139037795630 has 16 divisors (see below), whose sum is σ = 250989271920. Its totient is φ = 55454842752.

The previous prime is 139037795609. The next prime is 139037795639. The reversal of 139037795630 is 36597730931.

It is a super-2 number, since 2×139037795630² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139037795639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20030795 + ... + 20037734.

It is an arithmetic number, because the mean of its divisors is an integer number (15686829495).

Almost surely, 2^139037795630 is an apocalyptic number.

139037795630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139037795630 is a deficient number, since it is larger than the sum of its proper divisors (111951476290).

139037795630 is a wasteful number, since it uses less digits than its factorization.

139037795630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40068883.

The product of its (nonzero) digits is 3214890, while the sum is 53.

The spelling of 139037795630 in words is "one hundred thirty-nine billion, thirty-seven million, seven hundred ninety-five thousand, six hundred thirty".