55631130202 has 8 divisors (see below), whose sum is σ = 85387316256. Its totient is φ = 27168691452.

The previous prime is 55631130179. The next prime is 55631130211. The reversal of 55631130202 is 20203113655.

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

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, 323436718 + ... + 323436889.

It is an arithmetic number, because the mean of its divisors is an integer number (10673414532).

Almost surely, 2^55631130202 is an apocalyptic number.

55631130202 is a deficient number, since it is larger than the sum of its proper divisors (29756186054).

55631130202 is a wasteful number, since it uses less digits than its factorization.

55631130202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646873652.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 55631130202 its reverse (20203113655), we get a palindrome (75834243857).

The spelling of 55631130202 in words is "fifty-five billion, six hundred thirty-one million, one hundred thirty thousand, two hundred two".