57611168756066 has 4 divisors (see below), whose sum is σ = 86416753134102. Its totient is φ = 28805584378032.

The previous prime is 57611168755991. The next prime is 57611168756087. The reversal of 57611168756066 is 66065786111675.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 53724809937841 + 3886358818225 = 7329721^2 + 1971385^2 .

It is a junction number, because it is equal to n+sod(n) for n = 57611168755993 and 57611168756011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14402792189015 + ... + 14402792189018.

Almost surely, 2^{57611168756066} is an apocalyptic number.

57611168756066 is a deficient number, since it is larger than the sum of its proper divisors (28805584378036).

57611168756066 is a wasteful number, since it uses less digits than its factorization.

57611168756066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28805584378035.

The product of its (nonzero) digits is 76204800, while the sum is 65.

The spelling of 57611168756066 in words is "fifty-seven trillion, six hundred eleven billion, one hundred sixty-eight million, seven hundred fifty-six thousand, sixty-six".