31848842173664 has 48 divisors (see below), whose sum is σ = 63306808621056. Its totient is φ = 15771361737600.

The previous prime is 31848842173639. The next prime is 31848842173697. The reversal of 31848842173664 is 46637124884813.

It is a self number, because there is not a number n which added to its sum of digits gives 31848842173664.

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, 4541822 + ... + 9182909.

It is an arithmetic number, because the mean of its divisors is an integer number (1318891846272).

Almost surely, 2^{31848842173664} is an apocalyptic number.

It is an amenable number.

31848842173664 is a deficient number, since it is larger than the sum of its proper divisors (31457966447392).

31848842173664 is a wasteful number, since it uses less digits than its factorization.

31848842173664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13725439 (or 13725431 counting only the distinct ones).

The product of its digits is 148635648, while the sum is 65.

The spelling of 31848842173664 in words is "thirty-one trillion, eight hundred forty-eight billion, eight hundred forty-two million, one hundred seventy-three thousand, six hundred sixty-four".