57166465 has 16 divisors (see below), whose sum is σ = 69713280. Its totient is φ = 44997120.

The previous prime is 57166463. The next prime is 57166481. The reversal of 57166465 is 56466175.

It is not a de Polignac number, because 57166465 - 2¹ = 57166463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57166463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150646 + ... + 151024.

It is an arithmetic number, because the mean of its divisors is an integer number (4357080).

Almost surely, 2^57166465 is an apocalyptic number.

It is an amenable number.

57166465 is a deficient number, since it is larger than the sum of its proper divisors (12546815).

57166465 is a wasteful number, since it uses less digits than its factorization.

57166465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792.

The product of its digits is 151200, while the sum is 40.

The square root of 57166465 is about 7560.8508119126. The cubic root of 57166465 is about 385.2243927184.

The spelling of 57166465 in words is "fifty-seven million, one hundred sixty-six thousand, four hundred sixty-five".