381319385375 has 8 divisors (see below), whose sum is σ = 475886593104. Its totient is φ = 305055508200.

The previous prime is 381319385357. The next prime is 381319385383. The reversal of 381319385375 is 573583913183.

It is not a de Polignac number, because 381319385375 - 2⁸ = 381319385119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 381319385375.

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, 1525277417 + ... + 1525277666.

It is an arithmetic number, because the mean of its divisors is an integer number (59485824138).

Almost surely, 2^381319385375 is an apocalyptic number.

381319385375 is a deficient number, since it is larger than the sum of its proper divisors (94567207729).

381319385375 is an equidigital number, since it uses as much as digits as its factorization.

381319385375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050555098 (or 3050555088 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 56.

The spelling of 381319385375 in words is "three hundred eighty-one billion, three hundred nineteen million, three hundred eighty-five thousand, three hundred seventy-five".