381023895582 has 24 divisors (see below), whose sum is σ = 900601935480. Its totient is φ = 115461786480.

The previous prime is 381023895569. The next prime is 381023895589. The reversal of 381023895582 is 285598320183.

381023895582 is a `hidden beast` number, since 3 + 8 + 1 + 0 + 2 + 3 + 89 + 558 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381023895589) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 962181357 + ... + 962181752.

It is an arithmetic number, because the mean of its divisors is an integer number (37525080645).

Almost surely, 2^381023895582 is an apocalyptic number.

381023895582 is an abundant number, since it is smaller than the sum of its proper divisors (519578039898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

381023895582 is a wasteful number, since it uses less digits than its factorization.

381023895582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924363128 (or 1924363125 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 381023895582 in words is "three hundred eighty-one billion, twenty-three million, eight hundred ninety-five thousand, five hundred eighty-two".