50642252544 has 144 divisors (see below), whose sum is σ = 153688866912. Its totient is φ = 14665580544.

The previous prime is 50642252539. The next prime is 50642252567. The reversal of 50642252544 is 44525224605.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20542 + ... + 318914.

It is an arithmetic number, because the mean of its divisors is an integer number (1067283798).

Almost surely, 2^50642252544 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 50642252544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76844433456).

50642252544 is an abundant number, since it is smaller than the sum of its proper divisors (103046614368).

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

50642252544 is a wasteful number, since it uses less digits than its factorization.

50642252544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298422 (or 298408 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 50642252544 in words is "fifty billion, six hundred forty-two million, two hundred fifty-two thousand, five hundred forty-four".