51560518 has 16 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 25435336.

The previous prime is 51560497. The next prime is 51560519. The reversal of 51560518 is 81506515.

It is a self number, because there is not a number n which added to its sum of digits gives 51560518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51560519) 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, 102255 + ... + 102757.

It is an arithmetic number, because the mean of its divisors is an integer number (4898880).

Almost surely, 2^51560518 is an apocalyptic number.

51560518 is a deficient number, since it is larger than the sum of its proper divisors (26821562).

51560518 is a wasteful number, since it uses less digits than its factorization.

51560518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091.

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 51560518 is about 7180.5652980806. The cubic root of 51560518 is about 372.1966191873.

The spelling of 51560518 in words is "fifty-one million, five hundred sixty thousand, five hundred eighteen".