387982431336 has 64 divisors (see below), whose sum is σ = 972881280000. Its totient is φ = 128937873600.

The previous prime is 387982431293. The next prime is 387982431379. The reversal of 387982431336 is 633134289783.

It is an interprime number because it is at equal distance from previous prime (387982431293) and next prime (387982431379).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15824415 + ... + 15848913.

It is an arithmetic number, because the mean of its divisors is an integer number (15201270000).

Almost surely, 2^387982431336 is an apocalyptic number.

It is an amenable number.

387982431336 is an abundant number, since it is smaller than the sum of its proper divisors (584898848664).

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

387982431336 is a wasteful number, since it uses less digits than its factorization.

387982431336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26470 (or 26466 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 57.

The spelling of 387982431336 in words is "three hundred eighty-seven billion, nine hundred eighty-two million, four hundred thirty-one thousand, three hundred thirty-six".