516020255 has 8 divisors (see below), whose sum is σ = 619414224. Its totient is φ = 412689600.

The previous prime is 516020237. The next prime is 516020269. The reversal of 516020255 is 552020615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-516020255 is a prime.

It is a Duffinian number.

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, 4475 + ... + 32435.

It is an arithmetic number, because the mean of its divisors is an integer number (77426778).

Almost surely, 2^516020255 is an apocalyptic number.

516020255 is a deficient number, since it is larger than the sum of its proper divisors (103393969).

516020255 is a wasteful number, since it uses less digits than its factorization.

516020255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31657.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 516020255 is about 22716.0792171537. The cubic root of 516020255 is about 802.0884261636.

The spelling of 516020255 in words is "five hundred sixteen million, twenty thousand, two hundred fifty-five".