373693929664 has 168 divisors, whose sum is σ = 830403179424. Its totient is φ = 166692556800.

The previous prime is 373693929599. The next prime is 373693929667. The reversal of 373693929664 is 466929396373.

It is a self number, because there is not a number n which added to its sum of digits gives 373693929664.

It is not an unprimeable number, because it can be changed into a prime (373693929667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128107534 + ... + 128110450.

It is an arithmetic number, because the mean of its divisors is an integer number (4942876068).

Almost surely, 2^373693929664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373693929664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415201589712).

373693929664 is an abundant number, since it is smaller than the sum of its proper divisors (456709249760).

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

373693929664 is a wasteful number, since it uses less digits than its factorization.

373693929664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255 (or 3234 counting only the distinct ones).

The product of its digits is 238085568, while the sum is 67.

The spelling of 373693929664 in words is "three hundred seventy-three billion, six hundred ninety-three million, nine hundred twenty-nine thousand, six hundred sixty-four".