383881302513 has 32 divisors (see below), whose sum is σ = 621591505920. Its totient is φ = 233096797440.

The previous prime is 383881302509. The next prime is 383881302517. The reversal of 383881302513 is 315203188383.

383881302513 is a `hidden beast` number, since 3 + 8 + 388 + 13 + 0 + 251 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (383881302509) and next prime (383881302517).

It is not a de Polignac number, because 383881302513 - 2² = 383881302509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (383881302517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13475170 + ... + 13503627.

It is an arithmetic number, because the mean of its divisors is an integer number (19424734560).

Almost surely, 2^383881302513 is an apocalyptic number.

It is an amenable number.

383881302513 is a deficient number, since it is larger than the sum of its proper divisors (237710203407).

383881302513 is a wasteful number, since it uses less digits than its factorization.

383881302513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26978854 (or 26978848 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 383881302513 in words is "three hundred eighty-three billion, eight hundred eighty-one million, three hundred two thousand, five hundred thirteen".