26364550655 has 16 divisors (see below), whose sum is σ = 32693769504. Its totient is φ = 20397148800.

The previous prime is 26364550643. The next prime is 26364550733. The reversal of 26364550655 is 55605546362.

It is not a de Polignac number, because 26364550655 - 2¹⁴ = 26364534271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585344 + ... + 628773.

It is an arithmetic number, because the mean of its divisors is an integer number (2043360594).

Almost surely, 2^26364550655 is an apocalyptic number.

26364550655 is a deficient number, since it is larger than the sum of its proper divisors (6329218849).

26364550655 is a wasteful number, since it uses less digits than its factorization.

26364550655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214266.

The product of its (nonzero) digits is 3240000, while the sum is 47.

The spelling of 26364550655 in words is "twenty-six billion, three hundred sixty-four million, five hundred fifty thousand, six hundred fifty-five".