26612525550664 has 64 divisors (see below), whose sum is σ = 51606891100800. Its totient is φ = 12860142336000.

The previous prime is 26612525550643. The next prime is 26612525550727. The reversal of 26612525550664 is 46605552521662.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4988674 + ... + 8838094.

It is an arithmetic number, because the mean of its divisors is an integer number (806357673450).

Almost surely, 2^{26612525550664} is an apocalyptic number.

It is an amenable number.

26612525550664 is a deficient number, since it is larger than the sum of its proper divisors (24994365550136).

26612525550664 is a wasteful number, since it uses less digits than its factorization.

26612525550664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3849734 (or 3849730 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 55.

The spelling of 26612525550664 in words is "twenty-six trillion, six hundred twelve billion, five hundred twenty-five million, five hundred fifty thousand, six hundred sixty-four".