10516615516 has 24 divisors (see below), whose sum is σ = 20122945920. Its totient is φ = 4769382000.

The previous prime is 10516615511. The next prime is 10516615541. The reversal of 10516615516 is 61551661501.

It is a super-2 number, since 2×10516615516² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10516615511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252910 + ... + 291541.

It is an arithmetic number, because the mean of its divisors is an integer number (838456080).

Almost surely, 2^10516615516 is an apocalyptic number.

It is an amenable number.

10516615516 is a deficient number, since it is larger than the sum of its proper divisors (9606330404).

10516615516 is a wasteful number, since it uses less digits than its factorization.

10516615516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544905 (or 544903 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 10516615516 in words is "ten billion, five hundred sixteen million, six hundred fifteen thousand, five hundred sixteen".