50212403321520 has 160 divisors (see below), whose sum is σ = 169825382622720. Its totient is φ = 12171545118720.

The previous prime is 50212403321519. The next prime is 50212403321657. The reversal of 50212403321520 is 2512330421205.

It is a super-2 number, since 2×50212403321520² (a number of 28 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26996916 + ... + 28796844.

It is an arithmetic number, because the mean of its divisors is an integer number (1061408641392).

Almost surely, 2^{50212403321520} is an apocalyptic number.

It is an amenable number.

50212403321520 is an abundant number, since it is smaller than the sum of its proper divisors (119612979301200).

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

50212403321520 is a wasteful number, since it uses less digits than its factorization.

50212403321520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810523 (or 1810517 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 50212403321520 its reverse (2512330421205), we get a palindrome (52724733742725).

The spelling of 50212403321520 in words is "fifty trillion, two hundred twelve billion, four hundred three million, three hundred twenty-one thousand, five hundred twenty".