501125540520000 has 280 divisors, whose sum is σ = 1807459604308512. Its totient is φ = 121484979200000.

The previous prime is 501125540519993. The next prime is 501125540520023. The reversal of 501125540520000 is 25045521105.

It is a super-2 number, since 2×501125540520000² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 501125540520000.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 188500281 + ... + 191140280.

Almost surely, 2^{501125540520000} is an apocalyptic number.

501125540520000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

501125540520000 is an abundant number, since it is smaller than the sum of its proper divisors (1306334063788512).

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

501125540520000 is a wasteful number, since it uses less digits than its factorization.

501125540520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379640607 (or 379640582 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 501125540520000 in words is "five hundred one trillion, one hundred twenty-five billion, five hundred forty million, five hundred twenty thousand".