51073560 has 48 divisors (see below), whose sum is σ = 165990240. Its totient is φ = 13619520.

The previous prime is 51073541. The next prime is 51073567. The reversal of 51073560 is 6537015.

51073560 = T₂₅₄ + T₂₅₅ + ... + T₆₈₅.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51073567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70576 + ... + 71295.

It is an arithmetic number, because the mean of its divisors is an integer number (3458130).

Almost surely, 2^51073560 is an apocalyptic number.

It is an amenable number.

51073560 is an abundant number, since it is smaller than the sum of its proper divisors (114916680).

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

51073560 is a wasteful number, since it uses less digits than its factorization.

51073560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141888 (or 141881 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 51073560 is about 7146.5768029176. The cubic root of 51073560 is about 371.0211867597.

The spelling of 51073560 in words is "fifty-one million, seventy-three thousand, five hundred sixty".