139314474832 has 80 divisors (see below), whose sum is σ = 303468858000. Its totient is φ = 61511933952.

The previous prime is 139314474809. The next prime is 139314474847. The reversal of 139314474832 is 238474413931.

It can be written as a sum of positive squares in 8 ways, for example, as 10192113936 + 129122360896 = 100956^2 + 359336^2 .

It is a super-2 number, since 2×139314474832² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 551544 + ... + 763432.

It is an arithmetic number, because the mean of its divisors is an integer number (3793360725).

Almost surely, 2^139314474832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139314474832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151734429000).

139314474832 is an abundant number, since it is smaller than the sum of its proper divisors (164154383168).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

139314474832 is a wasteful number, since it uses less digits than its factorization.

139314474832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212048 (or 212042 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 49.

The spelling of 139314474832 in words is "one hundred thirty-nine billion, three hundred fourteen million, four hundred seventy-four thousand, eight hundred thirty-two".