55611055651 has 32 divisors (see below), whose sum is σ = 59315558400. Its totient is φ = 52051334400.

The previous prime is 55611055649. The next prime is 55611055657. The reversal of 55611055651 is 15655011655.

It is a cyclic number.

It is not a de Polignac number, because 55611055651 - 2¹ = 55611055649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55611055657) 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, 125532636 + ... + 125533078.

It is an arithmetic number, because the mean of its divisors is an integer number (1853611200).

Almost surely, 2^55611055651 is an apocalyptic number.

55611055651 is a deficient number, since it is larger than the sum of its proper divisors (3704502749).

55611055651 is a wasteful number, since it uses less digits than its factorization.

55611055651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 55611055651 in words is "fifty-five billion, six hundred eleven million, fifty-five thousand, six hundred fifty-one".