51675164 has 24 divisors (see below), whose sum is σ = 93730560. Its totient is φ = 24910704.

The previous prime is 51675163. The next prime is 51675191. The reversal of 51675164 is 46157615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51675163) 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, 11687 + ... + 15489.

It is an arithmetic number, because the mean of its divisors is an integer number (3905440).

Almost surely, 2^51675164 is an apocalyptic number.

It is an amenable number.

51675164 is a deficient number, since it is larger than the sum of its proper divisors (42055396).

51675164 is a wasteful number, since it uses less digits than its factorization.

51675164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3929 (or 3927 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 51675164 is about 7188.5439415782. The cubic root of 51675164 is about 372.4722775639.

The spelling of 51675164 in words is "fifty-one million, six hundred seventy-five thousand, one hundred sixty-four".