55609897233 has 8 divisors (see below), whose sum is σ = 80887123296. Its totient is φ = 33702968000.

The previous prime is 55609897207. The next prime is 55609897247. The reversal of 55609897233 is 33279890655.

It is a happy number.

55609897233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55609897233 - 2¹⁸ = 55609635089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55609897033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842574168 + ... + 842574233.

It is an arithmetic number, because the mean of its divisors is an integer number (10110890412).

Almost surely, 2^55609897233 is an apocalyptic number.

It is an amenable number.

55609897233 is a deficient number, since it is larger than the sum of its proper divisors (25277226063).

55609897233 is a wasteful number, since it uses less digits than its factorization.

55609897233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685148415.

The product of its (nonzero) digits is 12247200, while the sum is 57.

The spelling of 55609897233 in words is "fifty-five billion, six hundred nine million, eight hundred ninety-seven thousand, two hundred thirty-three".