345184778008 has 32 divisors (see below), whose sum is σ = 739703095200. Its totient is φ = 147932047872.

The previous prime is 345184777981. The next prime is 345184778017. The reversal of 345184778008 is 800877481543.

It is a self number, because there is not a number n which added to its sum of digits gives 345184778008.

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, 2553166 + ... + 2684962.

It is an arithmetic number, because the mean of its divisors is an integer number (23115721725).

Almost surely, 2^345184778008 is an apocalyptic number.

It is an amenable number.

345184778008 is an abundant number, since it is smaller than the sum of its proper divisors (394518317192).

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

345184778008 is a wasteful number, since it uses less digits than its factorization.

345184778008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178579 (or 178575 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 55.

The spelling of 345184778008 in words is "three hundred forty-five billion, one hundred eighty-four million, seven hundred seventy-eight thousand, eight".