384325260440 has 64 divisors (see below), whose sum is σ = 966352252320. Its totient is φ = 136345984000.

The previous prime is 384325260433. The next prime is 384325260443. The reversal of 384325260440 is 44062523483.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (384325260443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10633991 + ... + 10670070.

Almost surely, 2^384325260440 is an apocalyptic number.

It is an amenable number.

384325260440 is an abundant number, since it is smaller than the sum of its proper divisors (582026991880).

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

384325260440 is a wasteful number, since it uses less digits than its factorization.

384325260440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21304124 (or 21304120 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 384325260440 in words is "three hundred eighty-four billion, three hundred twenty-five million, two hundred sixty thousand, four hundred forty".