10516257215 has 8 divisors (see below), whose sum is σ = 12622091328. Its totient is φ = 8411284000.

The previous prime is 10516257181. The next prime is 10516257223. The reversal of 10516257215 is 51275261501.

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-10516257215 is a prime.

It is a super-2 number, since 2×10516257215² (a number of 21 digits) contains 22 as substring.

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, 188036 + ... + 237465.

It is an arithmetic number, because the mean of its divisors is an integer number (1577761416).

Almost surely, 2^10516257215 is an apocalyptic number.

10516257215 is a deficient number, since it is larger than the sum of its proper divisors (2105834113).

10516257215 is an equidigital number, since it uses as much as digits as its factorization.

10516257215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430449.

The product of its (nonzero) digits is 21000, while the sum is 35.

The spelling of 10516257215 in words is "ten billion, five hundred sixteen million, two hundred fifty-seven thousand, two hundred fifteen".