578255520312 has 96 divisors (see below), whose sum is σ = 1663899494400. Its totient is φ = 181075329792.

The previous prime is 578255520301. The next prime is 578255520371. The reversal of 578255520312 is 213025552875.

578255520312 is a `hidden beast` number, since 5 + 7 + 82 + 5 + 552 + 0 + 3 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3665208 + ... + 3819719.

It is an arithmetic number, because the mean of its divisors is an integer number (17332286400).

Almost surely, 2^578255520312 is an apocalyptic number.

It is an amenable number.

578255520312 is an abundant number, since it is smaller than the sum of its proper divisors (1085643974088).

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

578255520312 is a wasteful number, since it uses less digits than its factorization.

578255520312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7485005 (or 7484998 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 45.

The spelling of 578255520312 in words is "five hundred seventy-eight billion, two hundred fifty-five million, five hundred twenty thousand, three hundred twelve".