631601042232 has 32 divisors (see below), whose sum is σ = 1579035369600. Its totient is φ = 210529312224.

The previous prime is 631601042203. The next prime is 631601042257. The reversal of 631601042232 is 232240106136.

It is a self number, because there is not a number n which added to its sum of digits gives 631601042232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035733 + ... + 1528379.

It is an arithmetic number, because the mean of its divisors is an integer number (49344855300).

Almost surely, 2^631601042232 is an apocalyptic number.

It is an amenable number.

631601042232 is an abundant number, since it is smaller than the sum of its proper divisors (947434327368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

631601042232 is a wasteful number, since it uses less digits than its factorization.

631601042232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546075 (or 546071 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 631601042232 its reverse (232240106136), we get a palindrome (863841148368).

The spelling of 631601042232 in words is "six hundred thirty-one billion, six hundred one million, forty-two thousand, two hundred thirty-two".