31422642196 has 12 divisors (see below), whose sum is σ = 59988680640. Its totient is φ = 14283019160.

The previous prime is 31422642193. The next prime is 31422642211. The reversal of 31422642196 is 69124622413.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31422642191) 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, 357075436 + ... + 357075523.

It is an arithmetic number, because the mean of its divisors is an integer number (4999056720).

Almost surely, 2^31422642196 is an apocalyptic number.

It is an amenable number.

31422642196 is a deficient number, since it is larger than the sum of its proper divisors (28566038444).

31422642196 is a wasteful number, since it uses less digits than its factorization.

31422642196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714150974 (or 714150972 counting only the distinct ones).

The product of its digits is 124416, while the sum is 40.

The spelling of 31422642196 in words is "thirty-one billion, four hundred twenty-two million, six hundred forty-two thousand, one hundred ninety-six".