10516551015 has 16 divisors (see below), whose sum is σ = 17712086400. Its totient is φ = 5313625632.

The previous prime is 10516550987. The next prime is 10516551029. The reversal of 10516551015 is 51015561501.

It is not a de Polignac number, because 10516551015 - 2¹³ = 10516542823 is a prime.

It is a super-2 number, since 2×10516551015² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18449805 + ... + 18450374.

It is an arithmetic number, because the mean of its divisors is an integer number (1107005400).

Almost surely, 2^10516551015 is an apocalyptic number.

10516551015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10516551015 is a deficient number, since it is larger than the sum of its proper divisors (7195535385).

10516551015 is a wasteful number, since it uses less digits than its factorization.

10516551015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36900206.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 10516551015 in words is "ten billion, five hundred sixteen million, five hundred fifty-one thousand, fifteen".