376347670221 has 4 divisors (see below), whose sum is σ = 501796893632. Its totient is φ = 250898446812.

The previous prime is 376347670219. The next prime is 376347670241. The reversal of 376347670221 is 122076743673.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 376347670221 - 2¹ = 376347670219 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376347670241) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 62724611701 + ... + 62724611706.

It is an arithmetic number, because the mean of its divisors is an integer number (125449223408).

Almost surely, 2^376347670221 is an apocalyptic number.

It is an amenable number.

376347670221 is a deficient number, since it is larger than the sum of its proper divisors (125449223411).

376347670221 is a wasteful number, since it uses less digits than its factorization.

376347670221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125449223410.

The product of its (nonzero) digits is 1778112, while the sum is 48.

The spelling of 376347670221 in words is "three hundred seventy-six billion, three hundred forty-seven million, six hundred seventy thousand, two hundred twenty-one".