55630003655 has 4 divisors (see below), whose sum is σ = 66756004392. Its totient is φ = 44504002920.

The previous prime is 55630003591. The next prime is 55630003679.

It is a happy number.

55630003655 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55630003655 - 2⁶ = 55630003591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5563000361 + ... + 5563000370.

It is an arithmetic number, because the mean of its divisors is an integer number (16689001098).

Almost surely, 2^55630003655 is an apocalyptic number.

55630003655 is a deficient number, since it is larger than the sum of its proper divisors (11126000737).

55630003655 is a wasteful number, since it uses less digits than its factorization.

55630003655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11126000736.

The product of its (nonzero) digits is 202500, while the sum is 38.

It can be divided in two parts, 5563000 and 3655, that added together give a palindrome (5566655).

The spelling of 55630003655 in words is "fifty-five billion, six hundred thirty million, three thousand, six hundred fifty-five".