55653222235655 has 16 divisors (see below), whose sum is σ = 73221233472000. Its totient is φ = 40271678393760.

The previous prime is 55653222235643. The next prime is 55653222235661.

55653222235655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55653222235655 - 2⁶ = 55653222235591 is a prime.

It is a super-2 number, since 2×55653222235655² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55653222235655.

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, 2542392995 + ... + 2542414884.

It is an arithmetic number, because the mean of its divisors is an integer number (4576327092000).

Almost surely, 2^{55653222235655} is an apocalyptic number.

55653222235655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55653222235655 is a deficient number, since it is larger than the sum of its proper divisors (17568011236345).

55653222235655 is a wasteful number, since it uses less digits than its factorization.

55653222235655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5084808094.

The product of its digits is 81000000, while the sum is 56.

The spelling of 55653222235655 in words is "fifty-five trillion, six hundred fifty-three billion, two hundred twenty-two million, two hundred thirty-five thousand, six hundred fifty-five".