50919653376 has 600 divisors, whose sum is σ = 168139535256. Its totient is φ = 15288238080.

The previous prime is 50919653363. The next prime is 50919653387. The reversal of 50919653376 is 67335691905.

50919653376 is a `hidden beast` number, since 50 + 91 + 96 + 53 + 376 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10277093376 + 40642560000 = 101376^2 + 201600^2 .

It is a super-2 number, since 2×50919653376² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 834748386 + ... + 834748446.

Almost surely, 2^50919653376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50919653376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84069767628).

50919653376 is an abundant number, since it is smaller than the sum of its proper divisors (117219881880).

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

50919653376 is an equidigital number, since it uses as much as digits as its factorization.

50919653376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 4592700, while the sum is 54.

The spelling of 50919653376 in words is "fifty billion, nine hundred nineteen million, six hundred fifty-three thousand, three hundred seventy-six".