50213981552 has 40 divisors (see below), whose sum is σ = 112267623936. Its totient is φ = 21311338176.

The previous prime is 50213981549. The next prime is 50213981621. The reversal of 50213981552 is 25518931205.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2164868 + ... + 2187939.

Almost surely, 2^50213981552 is an apocalyptic number.

It is an amenable number.

50213981552 is an abundant number, since it is smaller than the sum of its proper divisors (62053642384).

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

50213981552 is a wasteful number, since it uses less digits than its factorization.

50213981552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352925 (or 4352919 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 50213981552 in words is "fifty billion, two hundred thirteen million, nine hundred eighty-one thousand, five hundred fifty-two".