26614455664 has 40 divisors (see below), whose sum is σ = 51723363600. Its totient is φ = 13266559488.

The previous prime is 26614455649. The next prime is 26614455677. The reversal of 26614455664 is 46655441662.

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, 10439862 + ... + 10442410.

It is an arithmetic number, because the mean of its divisors is an integer number (1293084090).

Almost surely, 2^26614455664 is an apocalyptic number.

It is an amenable number.

26614455664 is a deficient number, since it is larger than the sum of its proper divisors (25108907936).

26614455664 is a wasteful number, since it uses less digits than its factorization.

26614455664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4297 (or 4291 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 49.

The spelling of 26614455664 in words is "twenty-six billion, six hundred fourteen million, four hundred fifty-five thousand, six hundred sixty-four".