381137240392 has 16 divisors (see below), whose sum is σ = 716175815040. Its totient is φ = 190157023056.

The previous prime is 381137240387. The next prime is 381137240399. The reversal of 381137240392 is 293042731183.

It is not an unprimeable number, because it can be changed into a prime (381137240399) 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 3 ways as a sum of consecutive naturals, for example, 51445708 + ... + 51453115.

It is an arithmetic number, because the mean of its divisors is an integer number (44760988440).

Almost surely, 2^381137240392 is an apocalyptic number.

It is an amenable number.

381137240392 is a deficient number, since it is larger than the sum of its proper divisors (335038574648).

381137240392 is a wasteful number, since it uses less digits than its factorization.

381137240392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102899292 (or 102899288 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 381137240392 in words is "three hundred eighty-one billion, one hundred thirty-seven million, two hundred forty thousand, three hundred ninety-two".