50420637432 has 256 divisors, whose sum is σ = 155369664000. Its totient is φ = 15023232000.

The previous prime is 50420637431. The next prime is 50420637469. The reversal of 50420637432 is 23473602405.

50420637432 is a `hidden beast` number, since 50 + 4 + 206 + 374 + 32 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50420637431) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39115444 + ... + 39116732.

It is an arithmetic number, because the mean of its divisors is an integer number (606912750).

Almost surely, 2^50420637432 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 50420637432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77684832000).

50420637432 is an abundant number, since it is smaller than the sum of its proper divisors (104949026568).

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

50420637432 is a wasteful number, since it uses less digits than its factorization.

50420637432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579 (or 1569 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 50420637432 in words is "fifty billion, four hundred twenty million, six hundred thirty-seven thousand, four hundred thirty-two".