51600560 has 80 divisors (see below), whose sum is σ = 131991552. Its totient is φ = 18604800.

The previous prime is 51600557. The next prime is 51600581. The reversal of 51600560 is 6500615.

51600560 = T₁₅₁ + T₁₅₂ + ... + T₆₇₈.

It is a tau number, because it is divible by the number of its divisors (80).

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, 167927 + ... + 168233.

Almost surely, 2^51600560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51600560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65995776).

51600560 is an abundant number, since it is smaller than the sum of its proper divisors (80390992).

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

51600560 is a wasteful number, since it uses less digits than its factorization.

51600560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 516 counting only the distinct ones).

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

The square root of 51600560 is about 7183.3529775447. The cubic root of 51600560 is about 372.2929437992.

The spelling of 51600560 in words is "fifty-one million, six hundred thousand, five hundred sixty".