31723743800008 has 32 divisors (see below), whose sum is σ = 66842670888000. Its totient is φ = 14005131041088.

The previous prime is 31723743799991. The next prime is 31723743800033. The reversal of 31723743800008 is 80000834732713.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6631214958 + ... + 6631219741.

It is an arithmetic number, because the mean of its divisors is an integer number (2088833465250).

Almost surely, 2^{31723743800008} is an apocalyptic number.

It is an amenable number.

31723743800008 is an abundant number, since it is smaller than the sum of its proper divisors (35118927087992).

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

31723743800008 is a wasteful number, since it uses less digits than its factorization.

31723743800008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13262434741 (or 13262434737 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 31723743800008 in words is "thirty-one trillion, seven hundred twenty-three billion, seven hundred forty-three million, eight hundred thousand, eight".