50726326464 has 280 divisors, whose sum is σ = 172675905600. Its totient is φ = 14562270720.

The previous prime is 50726326457. The next prime is 50726326477. The reversal of 50726326464 is 46462362705.

50726326464 is a `hidden beast` number, since 5 + 0 + 7 + 2 + 632 + 6 + 4 + 6 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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, 1060047 + ... + 1106865.

Almost surely, 2^50726326464 is an apocalyptic number.

50726326464 is a gapful number since it is divisible by the number (54) 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 50726326464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86337952800).

50726326464 is an abundant number, since it is smaller than the sum of its proper divisors (121949579136).

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

50726326464 is a wasteful number, since it uses less digits than its factorization.

50726326464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46873 (or 46854 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 50726326464 in words is "fifty billion, seven hundred twenty-six million, three hundred twenty-six thousand, four hundred sixty-four".