5631612230399 has 4 divisors (see below), whose sum is σ = 5751433767264. Its totient is φ = 5511790693536.

The previous prime is 5631612230389. The next prime is 5631612230401. The reversal of 5631612230399 is 9930322161365.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5631612230399 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 (5631612230389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59910768362 + ... + 59910768455.

It is an arithmetic number, because the mean of its divisors is an integer number (1437858441816).

Almost surely, 2^{5631612230399} is an apocalyptic number.

5631612230399 is a deficient number, since it is larger than the sum of its proper divisors (119821536865).

5631612230399 is a wasteful number, since it uses less digits than its factorization.

5631612230399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119821536864.

The product of its (nonzero) digits is 1574640, while the sum is 50.

The spelling of 5631612230399 in words is "five trillion, six hundred thirty-one billion, six hundred twelve million, two hundred thirty thousand, three hundred ninety-nine".