55716255 has 48 divisors (see below), whose sum is σ = 114476544. Its totient is φ = 25466400.

The previous prime is 55716247. The next prime is 55716263. The reversal of 55716255 is 55261755.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55716247) and next prime (55716263).

It is not a de Polignac number, because 55716255 - 2³ = 55716247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5230 + ... + 11780.

It is an arithmetic number, because the mean of its divisors is an integer number (2384928).

Almost surely, 2^55716255 is an apocalyptic number.

55716255 is an abundant number, since it is smaller than the sum of its proper divisors (58760289).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55716255 is an equidigital number, since it uses as much as digits as its factorization.

55716255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6578 (or 6566 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 55716255 is about 7464.3321871417. The cubic root of 55716255 is about 381.9389699016.

The spelling of 55716255 in words is "fifty-five million, seven hundred sixteen thousand, two hundred fifty-five".