383256332481 has 64 divisors (see below), whose sum is σ = 567360847872. Its totient is φ = 228196800000.

The previous prime is 383256332447. The next prime is 383256332489. The reversal of 383256332481 is 184233652383.

383256332481 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 383256332481 - 2¹⁴ = 383256316097 is a prime.

It is a super-2 number, since 2×383256332481² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 383256332481.

It is not an unprimeable number, because it can be changed into a prime (383256332489) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 332976256 + ... + 332977406.

It is an arithmetic number, because the mean of its divisors is an integer number (8865013248).

Almost surely, 2^383256332481 is an apocalyptic number.

It is an amenable number.

383256332481 is a deficient number, since it is larger than the sum of its proper divisors (184104515391).

383256332481 is a wasteful number, since it uses less digits than its factorization.

383256332481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974.

The product of its digits is 2488320, while the sum is 48.

The spelling of 383256332481 in words is "three hundred eighty-three billion, two hundred fifty-six million, three hundred thirty-two thousand, four hundred eighty-one".