31422866026072 has 128 divisors (see below), whose sum is σ = 61213739489280. Its totient is φ = 15112258560000.

The previous prime is 31422866026051. The next prime is 31422866026091. The reversal of 31422866026072 is 27062066822413.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15579010408 + ... + 15579012424.

It is an arithmetic number, because the mean of its divisors is an integer number (478232339760).

Almost surely, 2^{31422866026072} is an apocalyptic number.

It is an amenable number.

31422866026072 is a deficient number, since it is larger than the sum of its proper divisors (29790873463208).

31422866026072 is a wasteful number, since it uses less digits than its factorization.

31422866026072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713 (or 3709 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 31422866026072 in words is "thirty-one trillion, four hundred twenty-two billion, eight hundred sixty-six million, twenty-six thousand, seventy-two".