31422521445609 has 8 divisors (see below), whose sum is σ = 47881937440960. Its totient is φ = 17955726540336.

The previous prime is 31422521445587. The next prime is 31422521445613. The reversal of 31422521445609 is 90654412522413.

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

It is not a de Polignac number, because 31422521445609 - 2⁵ = 31422521445577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31422521446609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 748155272494 + ... + 748155272535.

It is an arithmetic number, because the mean of its divisors is an integer number (5985242180120).

Almost surely, 2^{31422521445609} is an apocalyptic number.

It is an amenable number.

31422521445609 is a deficient number, since it is larger than the sum of its proper divisors (16459415995351).

31422521445609 is a wasteful number, since it uses less digits than its factorization.

31422521445609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496310545039.

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 31422521445609 in words is "thirty-one trillion, four hundred twenty-two billion, five hundred twenty-one million, four hundred forty-five thousand, six hundred nine".