50030521520 has 40 divisors (see below), whose sum is σ = 132938244384. Its totient is φ = 17153321472.

The previous prime is 50030521511. The next prime is 50030521529. The reversal of 50030521520 is 2512503005.

It is an interprime number because it is at equal distance from previous prime (50030521511) and next prime (50030521529).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×50030521520² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50030521529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44669549 + ... + 44670668.

Almost surely, 2^50030521520 is an apocalyptic number.

It is an amenable number.

50030521520 is an abundant number, since it is smaller than the sum of its proper divisors (82907722864).

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

50030521520 is a wasteful number, since it uses less digits than its factorization.

50030521520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89340237 (or 89340231 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

The spelling of 50030521520 in words is "fifty billion, thirty million, five hundred twenty-one thousand, five hundred twenty".