345531511434204 has 24 divisors (see below), whose sum is σ = 895822437051920. Its totient is φ = 115177170478032.

The previous prime is 345531511434139. The next prime is 345531511434271. The reversal of 345531511434204 is 402434115135543.

345531511434204 is a `hidden beast` number, since 3 + 4 + 5 + 5 + 3 + 1 + 5 + 1 + 1 + 434 + 204 = 666.

It is a super-2 number, since 2×345531511434204² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 345531511434204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1599682923199 + ... + 1599682923414.

Almost surely, 2^{345531511434204} is an apocalyptic number.

It is an amenable number.

345531511434204 is an abundant number, since it is smaller than the sum of its proper divisors (550290925617716).

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

345531511434204 is a wasteful number, since it uses less digits than its factorization.

345531511434204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199365846626 (or 3199365846618 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

Adding to 345531511434204 its reverse (402434115135543), we get a palindrome (747965626569747).

The spelling of 345531511434204 in words is "three hundred forty-five trillion, five hundred thirty-one billion, five hundred eleven million, four hundred thirty-four thousand, two hundred four".