57761516 has 6 divisors (see below), whose sum is σ = 101082660. Its totient is φ = 28880756.

The previous prime is 57761503. The next prime is 57761519. The reversal of 57761516 is 61516775.

It is a self number, because there is not a number n which added to its sum of digits gives 57761516.

It is not an unprimeable number, because it can be changed into a prime (57761519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7220186 + ... + 7220193.

It is an arithmetic number, because the mean of its divisors is an integer number (16847110).

Almost surely, 2^57761516 is an apocalyptic number.

It is an amenable number.

57761516 is a deficient number, since it is larger than the sum of its proper divisors (43321144).

57761516 is a wasteful number, since it uses less digits than its factorization.

57761516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14440383 (or 14440381 counting only the distinct ones).

The product of its digits is 44100, while the sum is 38.

The square root of 57761516 is about 7600.0997361877. The cubic root of 57761516 is about 386.5563937757.

The spelling of 57761516 in words is "fifty-seven million, seven hundred sixty-one thousand, five hundred sixteen".