55628893253 has 4 divisors (see below), whose sum is σ = 58556729760. Its totient is φ = 52701056748.

The previous prime is 55628893249. The next prime is 55628893267. The reversal of 55628893253 is 35239882655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55628893253 - 2² = 55628893249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55628893153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1463918225 + ... + 1463918262.

It is an arithmetic number, because the mean of its divisors is an integer number (14639182440).

Almost surely, 2^55628893253 is an apocalyptic number.

It is an amenable number.

55628893253 is a deficient number, since it is larger than the sum of its proper divisors (2927836507).

55628893253 is a wasteful number, since it uses less digits than its factorization.

55628893253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927836506.

The product of its digits is 15552000, while the sum is 56.

The spelling of 55628893253 in words is "fifty-five billion, six hundred twenty-eight million, eight hundred ninety-three thousand, two hundred fifty-three".