574917749640 has 96 divisors (see below), whose sum is σ = 2012212140120. Its totient is φ = 141518214144.

The previous prime is 574917749621. The next prime is 574917749657. The reversal of 574917749640 is 46947719475.

574917749640 is a `hidden beast` number, since 5 + 74 + 9 + 1 + 77 + 496 + 4 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 176102765316 + 398814984324 = 419646^2 + 631518^2 .

It is a super-2 number, since 2×574917749640² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61418157 + ... + 61427516.

Almost surely, 2^574917749640 is an apocalyptic number.

It is an amenable number.

574917749640 is an abundant number, since it is smaller than the sum of its proper divisors (1437294390480).

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

574917749640 is a wasteful number, since it uses less digits than its factorization.

574917749640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122845703 (or 122845696 counting only the distinct ones).

The product of its (nonzero) digits is 53343360, while the sum is 63.

The spelling of 574917749640 in words is "five hundred seventy-four billion, nine hundred seventeen million, seven hundred forty-nine thousand, six hundred forty".