55373569 has 8 divisors (see below), whose sum is σ = 56216160. Its totient is φ = 54537600.

The previous prime is 55373537. The next prime is 55373597. The reversal of 55373569 is 96537355.

55373569 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 55373569 - 2⁵ = 55373537 is a prime.

It is a super-2 number, since 2×55373569² = 6132464287595522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55373519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16689 + ... + 19729.

It is an arithmetic number, because the mean of its divisors is an integer number (7027020).

Almost surely, 2^55373569 is an apocalyptic number.

It is an amenable number.

55373569 is a deficient number, since it is larger than the sum of its proper divisors (842591).

55373569 is a wasteful number, since it uses less digits than its factorization.

55373569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3311.

The product of its digits is 425250, while the sum is 43.

The square root of 55373569 is about 7441.3418816770. The cubic root of 55373569 is about 381.1543132075.

The spelling of 55373569 in words is "fifty-five million, three hundred seventy-three thousand, five hundred sixty-nine".