376366086721 has 4 divisors (see below), whose sum is σ = 376441229700. Its totient is φ = 376290943744.

The previous prime is 376366086703. The next prime is 376366086737. The reversal of 376366086721 is 127680663673.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 285942589696 + 90423497025 = 534736^2 + 300705^2 .

It is a cyclic number.

It is not a de Polignac number, because 376366086721 - 2⁹ = 376366086209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (376366056721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37563976 + ... + 37573993.

It is an arithmetic number, because the mean of its divisors is an integer number (94110307425).

Almost surely, 2^376366086721 is an apocalyptic number.

It is an amenable number.

376366086721 is a deficient number, since it is larger than the sum of its proper divisors (75142979).

376366086721 is an equidigital number, since it uses as much as digits as its factorization.

376366086721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75142978.

The product of its (nonzero) digits is 9144576, while the sum is 55.

The spelling of 376366086721 in words is "three hundred seventy-six billion, three hundred sixty-six million, eighty-six thousand, seven hundred twenty-one".