373805566738704 has 165 divisors, whose sum is σ = 1086420914447799. Its totient is φ = 124595591346720.

The previous prime is 373805566738607. The next prime is 373805566738739. The reversal of 373805566738704 is 407837665508373.

It is a happy number.

The square root of 373805566738704 is 19334052.

It is a perfect power (a square), and thus also a powerful number.

373805566738704 is a `hidden beast` number, since 3 + 7 + 3 + 8 + 0 + 556 + 67 + 3 + 8 + 7 + 0 + 4 = 666.

It is a super-2 number, since 2×373805566738704² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

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 32 ways as a sum of consecutive naturals, for example, 18792688599 + ... + 18792708489.

Almost surely, 2^{373805566738704} is an apocalyptic number.

373805566738704 is the 19334052-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373805566738704

373805566738704 is an abundant number, since it is smaller than the sum of its proper divisors (712615347709095).

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

373805566738704 is an frugal number, since it uses more digits than its factorization.

373805566738704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39820 (or 19896 counting only the distinct ones).

The product of its (nonzero) digits is 2133734400, while the sum is 72.

The spelling of 373805566738704 in words is "three hundred seventy-three trillion, eight hundred five billion, five hundred sixty-six million, seven hundred thirty-eight thousand, seven hundred four".