50151165156 has 36 divisors (see below), whose sum is σ = 126801278604. Its totient is φ = 16713062400.

The previous prime is 50151165131. The next prime is 50151165203. The reversal of 50151165156 is 65156115105.

It is a happy number.

50151165156 is a `hidden beast` number, since 501 + 51 + 1 + 6 + 51 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 38815304256 + 11335860900 = 197016^2 + 106470^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 50151165156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11565 + ... + 316916.

It is an arithmetic number, because the mean of its divisors is an integer number (3522257739).

Almost surely, 2^50151165156 is an apocalyptic number.

It is an amenable number.

50151165156 is an abundant number, since it is smaller than the sum of its proper divisors (76650113448).

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

50151165156 is a wasteful number, since it uses less digits than its factorization.

50151165156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332732 (or 332727 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 50151165156 in words is "fifty billion, one hundred fifty-one million, one hundred sixty-five thousand, one hundred fifty-six".