55256315 has 8 divisors (see below), whose sum is σ = 67925088. Its totient is φ = 43126720.

The previous prime is 55256293. The next prime is 55256317. The reversal of 55256315 is 51365255.

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

It is not a de Polignac number, because 55256315 - 2¹⁸ = 54994171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55256317) 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, 134567 + ... + 134976.

It is an arithmetic number, because the mean of its divisors is an integer number (8490636).

Almost surely, 2^55256315 is an apocalyptic number.

55256315 is a deficient number, since it is larger than the sum of its proper divisors (12668773).

55256315 is a wasteful number, since it uses less digits than its factorization.

55256315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269589.

The product of its digits is 22500, while the sum is 32.

The square root of 55256315 is about 7433.4591543910. The cubic root of 55256315 is about 380.8850905986.

The spelling of 55256315 in words is "fifty-five million, two hundred fifty-six thousand, three hundred fifteen".