26512620964516 has 12 divisors (see below), whose sum is σ = 46573501468032. Its totient is φ = 13205906259368.

The previous prime is 26512620964499. The next prime is 26512620964673. The reversal of 26512620964516 is 61546902621562.

It is a super-2 number, since 2×26512620964516² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12601054540 + ... + 12601056643.

It is an arithmetic number, because the mean of its divisors is an integer number (3881125122336).

Almost surely, 2^{26512620964516} is an apocalyptic number.

It is an amenable number.

26512620964516 is a deficient number, since it is larger than the sum of its proper divisors (20060880503516).

26512620964516 is a wasteful number, since it uses less digits than its factorization.

26512620964516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25202111450 (or 25202111448 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 55.

The spelling of 26512620964516 in words is "twenty-six trillion, five hundred twelve billion, six hundred twenty million, nine hundred sixty-four thousand, five hundred sixteen".