516021026420 has 24 divisors (see below), whose sum is σ = 1083769092000. Its totient is φ = 206384613152.

The previous prime is 516021026407. The next prime is 516021026513. The reversal of 516021026420 is 24620120615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1309010 + ... + 1656969.

It is an arithmetic number, because the mean of its divisors is an integer number (45157045500).

Almost surely, 2^516021026420 is an apocalyptic number.

It is an amenable number.

516021026420 is an abundant number, since it is smaller than the sum of its proper divisors (567748065580).

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

516021026420 is a wasteful number, since it uses less digits than its factorization.

516021026420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974687 (or 2974685 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 516021026420 in words is "five hundred sixteen billion, twenty-one million, twenty-six thousand, four hundred twenty".