50115262464 has 384 divisors, whose sum is σ = 153442598400. Its totient is φ = 16357220352.

The previous prime is 50115262459. The next prime is 50115262487. The reversal of 50115262464 is 46426251105.

50115262464 is a `hidden beast` number, since 50 + 1 + 1 + 526 + 24 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-3 number, since 3×50115262464³ (a number of 33 digits) contains 333 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300091309 + ... + 300091475.

It is an arithmetic number, because the mean of its divisors is an integer number (399590100).

Almost surely, 2^50115262464 is an apocalyptic number.

50115262464 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 50115262464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76721299200).

50115262464 is an abundant number, since it is smaller than the sum of its proper divisors (103327335936).

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

50115262464 is an frugal number, since it uses more digits than its factorization.

50115262464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 50115262464 in words is "fifty billion, one hundred fifteen million, two hundred sixty-two thousand, four hundred sixty-four".