55626862655 has 48 divisors (see below), whose sum is σ = 83675088000. Its totient is φ = 35188328448.

The previous prime is 55626862649. The next prime is 55626862661.

55626862655 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (55626862649) and next prime (55626862661).

It is not a de Polignac number, because 55626862655 - 2¹⁴ = 55626846271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55626862655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6362447 + ... + 6371183.

It is an arithmetic number, because the mean of its divisors is an integer number (1743231000).

Almost surely, 2^55626862655 is an apocalyptic number.

55626862655 is a deficient number, since it is larger than the sum of its proper divisors (28048225345).

55626862655 is a wasteful number, since it uses less digits than its factorization.

55626862655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10768 (or 10761 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 56.

The spelling of 55626862655 in words is "fifty-five billion, six hundred twenty-six million, eight hundred sixty-two thousand, six hundred fifty-five".