50101331616 has 144 divisors (see below), whose sum is σ = 163130595264. Its totient is φ = 14288182272.

The previous prime is 50101331611. The next prime is 50101331617. The reversal of 50101331616 is 61613310105.

50101331616 is a `hidden beast` number, since 5 + 0 + 1 + 0 + 13 + 31 + 616 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 50101331616.

It is not an unprimeable number, because it can be changed into a prime (50101331611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1080036 + ... + 1125468.

It is an arithmetic number, because the mean of its divisors is an integer number (1132851356).

Almost surely, 2^50101331616 is an apocalyptic number.

50101331616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50101331616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81565297632).

50101331616 is an abundant number, since it is smaller than the sum of its proper divisors (113029263648).

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

50101331616 is a wasteful number, since it uses less digits than its factorization.

50101331616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46003 (or 45992 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The spelling of 50101331616 in words is "fifty billion, one hundred one million, three hundred thirty-one thousand, six hundred sixteen".