55465615 has 8 divisors (see below), whose sum is σ = 67552560. Its totient is φ = 43709952.

The previous prime is 55465609. The next prime is 55465637. The reversal of 55465615 is 51656455.

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 55465615 - 2⁵ = 55465583 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82450 + ... + 83119.

It is an arithmetic number, because the mean of its divisors is an integer number (8444070).

Almost surely, 2^55465615 is an apocalyptic number.

55465615 is a deficient number, since it is larger than the sum of its proper divisors (12086945).

55465615 is a wasteful number, since it uses less digits than its factorization.

55465615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165641.

The product of its digits is 90000, while the sum is 37.

The square root of 55465615 is about 7447.5240852246. The cubic root of 55465615 is about 381.3653904952.

The spelling of 55465615 in words is "fifty-five million, four hundred sixty-five thousand, six hundred fifteen".