376896921817 has 4 divisors (see below), whose sum is σ = 405888992740. Its totient is φ = 347904850896.

The previous prime is 376896921811. The next prime is 376896921823. The reversal of 376896921817 is 718129698673.

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

It is an interprime number because it is at equal distance from previous prime (376896921811) and next prime (376896921823).

It can be written as a sum of positive squares in 2 ways, for example, as 234438987721 + 142457934096 = 484189^2 + 377436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-376896921817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (376896921811) 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, 14496035442 + ... + 14496035467.

It is an arithmetic number, because the mean of its divisors is an integer number (101472248185).

Almost surely, 2^376896921817 is an apocalyptic number.

It is an amenable number.

376896921817 is a deficient number, since it is larger than the sum of its proper divisors (28992070923).

376896921817 is a wasteful number, since it uses less digits than its factorization.

376896921817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28992070922.

The product of its digits is 54867456, while the sum is 67.

The spelling of 376896921817 in words is "three hundred seventy-six billion, eight hundred ninety-six million, nine hundred twenty-one thousand, eight hundred seventeen".