3864444511323 has 32 divisors (see below), whose sum is σ = 5816485382400. Its totient is φ = 2260685347200.

The previous prime is 3864444511321. The next prime is 3864444511357. The reversal of 3864444511323 is 3231154444683.

It is not a de Polignac number, because 3864444511323 - 2¹ = 3864444511321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3864444511321) 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, 2818548 + ... + 3958926.

It is an arithmetic number, because the mean of its divisors is an integer number (181765168200).

Almost surely, 2^{3864444511323} is an apocalyptic number.

3864444511323 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3864444511323 is a deficient number, since it is larger than the sum of its proper divisors (1952040871077).

3864444511323 is a wasteful number, since it uses less digits than its factorization.

3864444511323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143963.

The product of its digits is 3317760, while the sum is 48.

The spelling of 3864444511323 in words is "three trillion, eight hundred sixty-four billion, four hundred forty-four million, five hundred eleven thousand, three hundred twenty-three".