55633477 has 8 divisors (see below), whose sum is σ = 57407616. Its totient is φ = 53884032.

The previous prime is 55633453. The next prime is 55633531. The reversal of 55633477 is 77433655.

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 55633477 - 2¹⁵ = 55600709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55633447) 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, 1543 + ... + 10660.

It is an arithmetic number, because the mean of its divisors is an integer number (7175952).

Almost surely, 2^55633477 is an apocalyptic number.

It is an amenable number.

55633477 is a deficient number, since it is larger than the sum of its proper divisors (1774139).

55633477 is a wasteful number, since it uses less digits than its factorization.

55633477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12347.

The product of its digits is 264600, while the sum is 40.

The square root of 55633477 is about 7458.7852228094. The cubic root of 55633477 is about 381.7497264188.

The spelling of 55633477 in words is "fifty-five million, six hundred thirty-three thousand, four hundred seventy-seven".