55656244265655 has 32 divisors (see below), whose sum is σ = 98513690254848. Its totient is φ = 26604777449600.

The previous prime is 55656244265651. The next prime is 55656244265689.

55656244265655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55656244265655 - 2² = 55656244265651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55656244265651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2375414844 + ... + 2375438273.

It is an arithmetic number, because the mean of its divisors is an integer number (3078552820464).

Almost surely, 2^{55656244265655} is an apocalyptic number.

55656244265655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55656244265655 is a deficient number, since it is larger than the sum of its proper divisors (42857445989193).

55656244265655 is a wasteful number, since it uses less digits than its factorization.

55656244265655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4750853207.

The product of its digits is 1296000000, while the sum is 66.

The spelling of 55656244265655 in words is "fifty-five trillion, six hundred fifty-six billion, two hundred forty-four million, two hundred sixty-five thousand, six hundred fifty-five".