55653923 has 8 divisors (see below), whose sum is σ = 60079488. Its totient is φ = 51249024.

The previous prime is 55653893. The next prime is 55653967. The reversal of 55653923 is 32935655.

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 55653923 - 2¹⁶ = 55588387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55653973) 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, 686 + ... + 10572.

It is an arithmetic number, because the mean of its divisors is an integer number (7509936).

Almost surely, 2^55653923 is an apocalyptic number.

55653923 is a deficient number, since it is larger than the sum of its proper divisors (4425565).

55653923 is a wasteful number, since it uses less digits than its factorization.

55653923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10333.

The product of its digits is 121500, while the sum is 38.

The square root of 55653923 is about 7460.1556954262. The cubic root of 55653923 is about 381.7964866272.

The spelling of 55653923 in words is "fifty-five million, six hundred fifty-three thousand, nine hundred twenty-three".