50005657200520 has 128 divisors (see below), whose sum is σ = 128822771750400. Its totient is φ = 17113234176000.

The previous prime is 50005657200517. The next prime is 50005657200523. The reversal of 50005657200520 is 2500275650005.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50005657200517) and next prime (50005657200523).

It is a super-3 number, since 3×50005657200520³ (a number of 42 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50005657200520.

It is not an unprimeable number, because it can be changed into a prime (50005657200523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1080502741 + ... + 1080549019.

It is an arithmetic number, because the mean of its divisors is an integer number (1006427904300).

Almost surely, 2^{50005657200520} 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 50005657200520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64411385875200).

50005657200520 is an abundant number, since it is smaller than the sum of its proper divisors (78817114549880).

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

50005657200520 is a wasteful number, since it uses less digits than its factorization.

50005657200520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53319 (or 53315 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 37.

The spelling of 50005657200520 in words is "fifty trillion, five billion, six hundred fifty-seven million, two hundred thousand, five hundred twenty".