376821481383 has 6 divisors (see below), whose sum is σ = 544297695344. Its totient is φ = 251214320916.

The previous prime is 376821481331. The next prime is 376821481391. The reversal of 376821481383 is 383184128673.

It is a happy number.

376821481383 is a `hidden beast` number, since 3 + 7 + 6 + 82 + 1 + 481 + 3 + 83 = 666.

It is not a de Polignac number, because 376821481383 - 2³⁰ = 375747739559 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 (376821481303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20934526735 + ... + 20934526752.

Almost surely, 2^376821481383 is an apocalyptic number.

376821481383 is a deficient number, since it is larger than the sum of its proper divisors (167476213961).

376821481383 is a wasteful number, since it uses less digits than its factorization.

376821481383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41869053493 (or 41869053490 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 376821481383 in words is "three hundred seventy-six billion, eight hundred twenty-one million, four hundred eighty-one thousand, three hundred eighty-three".