50011502464 has 128 divisors (see below), whose sum is σ = 124616517120. Its totient is φ = 19422320640.

The previous prime is 50011502449. The next prime is 50011502467. The reversal of 50011502464 is 46420511005.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50011502467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3116349 + ... + 3132355.

It is an arithmetic number, because the mean of its divisors is an integer number (973566540).

Almost surely, 2^50011502464 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 50011502464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62308258560).

50011502464 is an abundant number, since it is smaller than the sum of its proper divisors (74605014656).

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

50011502464 is a wasteful number, since it uses less digits than its factorization.

50011502464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16356 (or 16344 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 50011502464 in words is "fifty billion, eleven million, five hundred two thousand, four hundred sixty-four".