57201861266 has 32 divisors (see below), whose sum is σ = 96080193792. Its totient is φ = 25318370560.

The previous prime is 57201861251. The next prime is 57201861271. The reversal of 57201861266 is 66216810275.

57201861266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×57201861266² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63290 + ... + 344106.

It is an arithmetic number, because the mean of its divisors is an integer number (3002506056).

Almost surely, 2^57201861266 is an apocalyptic number.

57201861266 is a deficient number, since it is larger than the sum of its proper divisors (38878332526).

57201861266 is a wasteful number, since it uses less digits than its factorization.

57201861266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281074.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 57201861266 in words is "fifty-seven billion, two hundred one million, eight hundred sixty-one thousand, two hundred sixty-six".