50420630520 has 320 divisors, whose sum is σ = 182882478240. Its totient is φ = 12385612800.

The previous prime is 50420630483. The next prime is 50420630573. The reversal of 50420630520 is 2503602405.

50420630520 is a `hidden beast` number, since 5 + 0 + 4 + 2 + 0 + 630 + 5 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 27840415 + ... + 27842225.

Almost surely, 2^50420630520 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 50420630520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91441239120).

50420630520 is an abundant number, since it is smaller than the sum of its proper divisors (132461847720).

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

50420630520 is a wasteful number, since it uses less digits than its factorization.

50420630520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 50420630520 in words is "fifty billion, four hundred twenty million, six hundred thirty thousand, five hundred twenty".