57651618968474 has 16 divisors (see below), whose sum is σ = 86982444664416. Its totient is φ = 28657895310000.

The previous prime is 57651618968473. The next prime is 57651618968521. The reversal of 57651618968474 is 47486981615675.

It is a super-2 number, since 2×57651618968474² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57651618968395 and 57651618968404.

It is not an unprimeable number, because it can be changed into a prime (57651618968473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105868772 + ... + 106411935.

It is an arithmetic number, because the mean of its divisors is an integer number (5436402791526).

Almost surely, 2^{57651618968474} is an apocalyptic number.

57651618968474 is a deficient number, since it is larger than the sum of its proper divisors (29330825695942).

57651618968474 is a wasteful number, since it uses less digits than its factorization.

57651618968474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212281501.

The product of its digits is 2438553600, while the sum is 77.

The spelling of 57651618968474 in words is "fifty-seven trillion, six hundred fifty-one billion, six hundred eighteen million, nine hundred sixty-eight thousand, four hundred seventy-four".