55672249599 has 12 divisors (see below), whose sum is σ = 80422071912. Its totient is φ = 37111786800.

The previous prime is 55672249573. The next prime is 55672249613. The reversal of 55672249599 is 99594227655.

55672249599 is a `hidden beast` number, since 5 + 56 + 7 + 2 + 2 + 495 + 99 = 666.

It is not a de Polignac number, because 55672249599 - 2¹¹ = 55672247551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55672249799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135192 + ... + 360029.

It is an arithmetic number, because the mean of its divisors is an integer number (6701839326).

Almost surely, 2^55672249599 is an apocalyptic number.

55672249599 is a deficient number, since it is larger than the sum of its proper divisors (24749822313).

55672249599 is a wasteful number, since it uses less digits than its factorization.

55672249599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507718 (or 507715 counting only the distinct ones).

The product of its digits is 61236000, while the sum is 63.

The spelling of 55672249599 in words is "fifty-five billion, six hundred seventy-two million, two hundred forty-nine thousand, five hundred ninety-nine".