516501265620 has 48 divisors (see below), whose sum is σ = 1479836191680. Its totient is φ = 134530561536.

The previous prime is 516501265597. The next prime is 516501265627. The reversal of 516501265620 is 26562105615.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516501265627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100094565 + ... + 100099724.

It is an arithmetic number, because the mean of its divisors is an integer number (30829920660).

Almost surely, 2^516501265620 is an apocalyptic number.

It is an amenable number.

516501265620 is an abundant number, since it is smaller than the sum of its proper divisors (963334926060).

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

516501265620 is a wasteful number, since it uses less digits than its factorization.

516501265620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200194344 (or 200194342 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 516501265620 in words is "five hundred sixteen billion, five hundred one million, two hundred sixty-five thousand, six hundred twenty".