51108552586 has 64 divisors (see below), whose sum is σ = 100125849600. Its totient is φ = 19011807936.

The previous prime is 51108552581. The next prime is 51108552587. The reversal of 51108552586 is 68525580115.

It is a super-2 number, since 2×51108552586² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (51108552581) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143505 + ... + 350443.

It is an arithmetic number, because the mean of its divisors is an integer number (1564466400).

Almost surely, 2^51108552586 is an apocalyptic number.

51108552586 is a deficient number, since it is larger than the sum of its proper divisors (49017297014).

51108552586 is a wasteful number, since it uses less digits than its factorization.

51108552586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207043.

The product of its (nonzero) digits is 480000, while the sum is 46.

The spelling of 51108552586 in words is "fifty-one billion, one hundred eight million, five hundred fifty-two thousand, five hundred eighty-six".