326135839752 has 40 divisors (see below), whose sum is σ = 913482330750. Its totient is φ = 108711946368.

The previous prime is 326135839741. The next prime is 326135839801. The reversal of 326135839752 is 257938531623.

326135839752 is a `hidden beast` number, since 3 + 2 + 6 + 1 + 3 + 583 + 9 + 7 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 182802422916 + 143333416836 = 427554^2 + 378594^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 251647377 + ... + 251648672.

Almost surely, 2^326135839752 is an apocalyptic number.

It is an amenable number.

326135839752 is an abundant number, since it is smaller than the sum of its proper divisors (587346490998).

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

326135839752 is a wasteful number, since it uses less digits than its factorization.

326135839752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503296067 (or 503296054 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The spelling of 326135839752 in words is "three hundred twenty-six billion, one hundred thirty-five million, eight hundred thirty-nine thousand, seven hundred fifty-two".