51526560 has 48 divisors (see below), whose sum is σ = 162310176. Its totient is φ = 13740288.

The previous prime is 51526543. The next prime is 51526571. The reversal of 51526560 is 6562515.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 53194 + ... + 54153.

It is an arithmetic number, because the mean of its divisors is an integer number (3381462).

Almost surely, 2^51526560 is an apocalyptic number.

It is an amenable number.

51526560 is an abundant number, since it is smaller than the sum of its proper divisors (110783616).

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

51526560 is a wasteful number, since it uses less digits than its factorization.

51526560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107365 (or 107357 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 51526560 is about 7178.2003315594. The cubic root of 51526560 is about 372.1148910937.

The spelling of 51526560 in words is "fifty-one million, five hundred twenty-six thousand, five hundred sixty".