381502979325 has 240 divisors, whose sum is σ = 848231334720. Its totient is φ = 167461447680.

The previous prime is 381502979303. The next prime is 381502979339. The reversal of 381502979325 is 523979205183.

381502979325 is a `hidden beast` number, since 38 + 1 + 502 + 9 + 79 + 32 + 5 = 666.

It is not a de Polignac number, because 381502979325 - 2¹⁴ = 381502962941 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 8480542 + ... + 8525408.

It is an arithmetic number, because the mean of its divisors is an integer number (3534297228).

Almost surely, 2^381502979325 is an apocalyptic number.

It is an amenable number.

381502979325 is an abundant number, since it is smaller than the sum of its proper divisors (466728355395).

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

381502979325 is a wasteful number, since it uses less digits than its factorization.

381502979325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44938 (or 44924 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 381502979325 in words is "three hundred eighty-one billion, five hundred two million, nine hundred seventy-nine thousand, three hundred twenty-five".