55918026737 has 2 divisors, whose sum is σ = 55918026738. Its totient is φ = 55918026736.

The previous prime is 55918026707. The next prime is 55918026799. The reversal of 55918026737 is 73762081955.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55035283216 + 882743521 = 234596^2 + 29711^2 .

It is a cyclic number.

It is not a de Polignac number, because 55918026737 - 2²² = 55913832433 is a prime.

It is not a weakly prime, because it can be changed into another prime (55918026707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27959013368 + 27959013369.

It is an arithmetic number, because the mean of its divisors is an integer number (27959013369).

Almost surely, 2^55918026737 is an apocalyptic number.

It is an amenable number.

55918026737 is a deficient number, since it is larger than the sum of its proper divisors (1).

55918026737 is an equidigital number, since it uses as much as digits as its factorization.

55918026737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The spelling of 55918026737 in words is "fifty-five billion, nine hundred eighteen million, twenty-six thousand, seven hundred thirty-seven".