55227355372255 has 8 divisors (see below), whose sum is σ = 72297628851024. Its totient is φ = 40165349361600.

The previous prime is 55227355372237. The next prime is 55227355372279.

55227355372255 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55227355372255 - 2²¹ = 55227353275103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55227355372255.

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, 502066866966 + ... + 502066867075.

It is an arithmetic number, because the mean of its divisors is an integer number (9037203606378).

Almost surely, 2^{55227355372255} is an apocalyptic number.

55227355372255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55227355372255 is a deficient number, since it is larger than the sum of its proper divisors (17070273478769).

55227355372255 is a wasteful number, since it uses less digits than its factorization.

55227355372255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004133734057.

The product of its digits is 110250000, while the sum is 58.

The spelling of 55227355372255 in words is "fifty-five trillion, two hundred twenty-seven billion, three hundred fifty-five million, three hundred seventy-two thousand, two hundred fifty-five".