26627919465 has 64 divisors (see below), whose sum is σ = 49254391296. Its totient is φ = 12032520192.

The previous prime is 26627919457. The next prime is 26627919473. The reversal of 26627919465 is 56491972662.

It is an interprime number because it is at equal distance from previous prime (26627919457) and next prime (26627919473).

It is not a de Polignac number, because 26627919465 - 2³ = 26627919457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4707579 + ... + 4713231.

It is an arithmetic number, because the mean of its divisors is an integer number (769599864).

Almost surely, 2^26627919465 is an apocalyptic number.

It is an amenable number.

26627919465 is a deficient number, since it is larger than the sum of its proper divisors (22626471831).

26627919465 is a wasteful number, since it uses less digits than its factorization.

26627919465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178.

The product of its digits is 9797760, while the sum is 57.

The spelling of 26627919465 in words is "twenty-six billion, six hundred twenty-seven million, nine hundred nineteen thousand, four hundred sixty-five".