51186059156 has 24 divisors (see below), whose sum is σ = 90283189920. Its totient is φ = 25390965600.

The previous prime is 51186059131. The next prime is 51186059191. The reversal of 51186059156 is 65195068115.

It is a self number, because there is not a number n which added to its sum of digits gives 51186059156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2410835 + ... + 2431973.

It is an arithmetic number, because the mean of its divisors is an integer number (3761799580).

Almost surely, 2^51186059156 is an apocalyptic number.

It is an amenable number.

51186059156 is a deficient number, since it is larger than the sum of its proper divisors (39097130764).

51186059156 is a wasteful number, since it uses less digits than its factorization.

51186059156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25895 (or 25893 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 47.

The spelling of 51186059156 in words is "fifty-one billion, one hundred eighty-six million, fifty-nine thousand, one hundred fifty-six".