50433353820 has 72 divisors (see below), whose sum is σ = 153835914960. Its totient is φ = 13373752320.

The previous prime is 50433353791. The next prime is 50433353857. The reversal of 50433353820 is 2835333405.

50433353820 is a `hidden beast` number, since 50 + 43 + 33 + 538 + 2 + 0 = 666.

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 23 ways as a sum of consecutive naturals, for example, 750421 + ... + 814860.

It is an arithmetic number, because the mean of its divisors is an integer number (2136609930).

Almost surely, 2^50433353820 is an apocalyptic number.

It is an amenable number.

50433353820 is an abundant number, since it is smaller than the sum of its proper divisors (103402561140).

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

50433353820 is a wasteful number, since it uses less digits than its factorization.

50433353820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565475 (or 1565470 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 50433353820 in words is "fifty billion, four hundred thirty-three million, three hundred fifty-three thousand, eight hundred twenty".