55345315 has 8 divisors (see below), whose sum is σ = 67324608. Its totient is φ = 43669440.

The previous prime is 55345289. The next prime is 55345331. The reversal of 55345315 is 51354355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55345315 - 2⁷ = 55345187 is a prime.

It is a Duffinian 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, 75451 + ... + 76180.

It is an arithmetic number, because the mean of its divisors is an integer number (8415576).

Almost surely, 2^55345315 is an apocalyptic number.

55345315 is a deficient number, since it is larger than the sum of its proper divisors (11979293).

55345315 is a wasteful number, since it uses less digits than its factorization.

55345315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151709.

The product of its digits is 22500, while the sum is 31.

The square root of 55345315 is about 7439.4431915299. The cubic root of 55345315 is about 381.0894750167.

The spelling of 55345315 in words is "fifty-five million, three hundred forty-five thousand, three hundred fifteen".