55464599 has 2 divisors, whose sum is σ = 55464600. Its totient is φ = 55464598.

The previous prime is 55464593. The next prime is 55464601. The reversal of 55464599 is 99546455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55464599 - 2²⁰ = 54416023 is a prime.

Together with 55464601, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55464593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27732299 + 27732300.

It is an arithmetic number, because the mean of its divisors is an integer number (27732300).

Almost surely, 2^55464599 is an apocalyptic number.

55464599 is a deficient number, since it is larger than the sum of its proper divisors (1).

55464599 is an equidigital number, since it uses as much as digits as its factorization.

55464599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972000, while the sum is 47.

The square root of 55464599 is about 7447.4558743238. The cubic root of 55464599 is about 381.3630619078.

The spelling of 55464599 in words is "fifty-five million, four hundred sixty-four thousand, five hundred ninety-nine".