373045616640 has 560 divisors, whose sum is σ = 1345931603280. Its totient is φ = 98842705920.

The previous prime is 373045616623. The next prime is 373045616663. The reversal of 373045616640 is 46616540373.

373045616640 is a `hidden beast` number, since 3 + 7 + 30 + 456 + 166 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 759766795 + ... + 759767285.

Almost surely, 2^373045616640 is an apocalyptic number.

373045616640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 373045616640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672965801640).

373045616640 is an abundant number, since it is smaller than the sum of its proper divisors (972885986640).

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

373045616640 is an equidigital number, since it uses as much as digits as its factorization.

373045616640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763 (or 730 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 373045616640 in words is "three hundred seventy-three billion, forty-five million, six hundred sixteen thousand, six hundred forty".