51523160 has 32 divisors (see below), whose sum is σ = 124845840. Its totient is φ = 19023744.

The previous prime is 51523133. The next prime is 51523187. The reversal of 51523160 is 6132515.

It is an interprime number because it is at equal distance from previous prime (51523133) and next prime (51523187).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49022 + ... + 50061.

Almost surely, 2^51523160 is an apocalyptic number.

It is an amenable number.

51523160 is an abundant number, since it is smaller than the sum of its proper divisors (73322680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51523160 is a wasteful number, since it uses less digits than its factorization.

51523160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99107 (or 99103 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 51523160 is about 7177.9634994893. The cubic root of 51523160 is about 372.1067061986.

Adding to 51523160 its reverse (6132515), we get a palindrome (57655675).

The spelling of 51523160 in words is "fifty-one million, five hundred twenty-three thousand, one hundred sixty".