55274663 has 8 divisors (see below), whose sum is σ = 56113200. Its totient is φ = 54442368.

The previous prime is 55274657. The next prime is 55274689. The reversal of 55274663 is 36647255.

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 55274663 - 2⁴ = 55274647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55274623) 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, 18095 + ... + 20927.

It is an arithmetic number, because the mean of its divisors is an integer number (7014150).

Almost surely, 2^55274663 is an apocalyptic number.

55274663 is a deficient number, since it is larger than the sum of its proper divisors (838537).

55274663 is a wasteful number, since it uses less digits than its factorization.

55274663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121.

The product of its digits is 151200, while the sum is 38.

The square root of 55274663 is about 7434.6932014711. The cubic root of 55274663 is about 380.9272438878.

The spelling of 55274663 in words is "fifty-five million, two hundred seventy-four thousand, six hundred sixty-three".