376643653680 has 480 divisors, whose sum is σ = 1460042122752. Its totient is φ = 78406410240.

The previous prime is 376643653627. The next prime is 376643653681. The reversal of 376643653680 is 86356346673.

It is a self number, because there is not a number n which added to its sum of digits gives 376643653680.

It is not an unprimeable number, because it can be changed into a prime (376643653681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27439299 + ... + 27453021.

Almost surely, 2^376643653680 is an apocalyptic number.

376643653680 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 376643653680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (730021061376).

376643653680 is an abundant number, since it is smaller than the sum of its proper divisors (1083398469072).

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

376643653680 is a wasteful number, since it uses less digits than its factorization.

376643653680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13825 (or 13788 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 57.

The spelling of 376643653680 in words is "three hundred seventy-six billion, six hundred forty-three million, six hundred fifty-three thousand, six hundred eighty".