373820866776 has 64 divisors (see below), whose sum is σ = 1186732915200. Its totient is φ = 106805961504.

The previous prime is 373820866681. The next prime is 373820866777. The reversal of 373820866776 is 677668028373.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373820866777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123616500 + ... + 123619523.

It is an arithmetic number, because the mean of its divisors is an integer number (18542701800).

Almost surely, 2^373820866776 is an apocalyptic number.

373820866776 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

373820866776 is an abundant number, since it is smaller than the sum of its proper divisors (812912048424).

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

373820866776 is a wasteful number, since it uses less digits than its factorization.

373820866776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247236045 (or 247236035 counting only the distinct ones).

The product of its (nonzero) digits is 85349376, while the sum is 63.

The spelling of 373820866776 in words is "three hundred seventy-three billion, eight hundred twenty million, eight hundred sixty-six thousand, seven hundred seventy-six".