381039357392 has 40 divisors (see below), whose sum is σ = 742195003176. Its totient is φ = 189505645056.

The previous prime is 381039357371. The next prime is 381039357431. The reversal of 381039357392 is 293753930183.

It can be written as a sum of positive squares in 4 ways, for example, as 229839701056 + 151199656336 = 479416^2 + 388844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15158018 + ... + 15183134.

Almost surely, 2^381039357392 is an apocalyptic number.

It is an amenable number.

381039357392 is a deficient number, since it is larger than the sum of its proper divisors (361155645784).

381039357392 is a wasteful number, since it uses less digits than its factorization.

381039357392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30135 (or 30129 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 381039357392 in words is "three hundred eighty-one billion, thirty-nine million, three hundred fifty-seven thousand, three hundred ninety-two".