55591500297 has 16 divisors (see below), whose sum is σ = 76466700800. Its totient is φ = 35897634432.

The previous prime is 55591500271. The next prime is 55591500383. The reversal of 55591500297 is 79200519555.

It is not a de Polignac number, because 55591500297 - 2³¹ = 53444016649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55591500197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1098172 + ... + 1147677.

It is an arithmetic number, because the mean of its divisors is an integer number (4779168800).

Almost surely, 2^55591500297 is an apocalyptic number.

It is an amenable number.

55591500297 is a deficient number, since it is larger than the sum of its proper divisors (20875200503).

55591500297 is a wasteful number, since it uses less digits than its factorization.

55591500297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2246112.

The product of its (nonzero) digits is 708750, while the sum is 48.

The spelling of 55591500297 in words is "fifty-five billion, five hundred ninety-one million, five hundred thousand, two hundred ninety-seven".