50750000778 has 8 divisors (see below), whose sum is σ = 101500001568. Its totient is φ = 16916666924.

The previous prime is 50750000761. The next prime is 50750000801. The reversal of 50750000778 is 87700005705.

It is a sphenic number, since it is the product of 3 distinct primes.

50750000778 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4229166726 + ... + 4229166737.

It is an arithmetic number, because the mean of its divisors is an integer number (12687500196).

Almost surely, 2^50750000778 is an apocalyptic number.

50750000778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50750000778 is a wasteful number, since it uses less digits than its factorization.

50750000778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8458333468.

The product of its (nonzero) digits is 68600, while the sum is 39.

The spelling of 50750000778 in words is "fifty billion, seven hundred fifty million, seven hundred seventy-eight", and thus it is an aban number.