3869016459904 has 32 divisors (see below), whose sum is σ = 7707917063700. Its totient is φ = 1934480412672.

The previous prime is 3869016459899. The next prime is 3869016459907. The reversal of 3869016459904 is 4099546109683.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3627196430400 + 241820029504 = 1904520^2 + 491752^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is not an unprimeable number, because it can be changed into a prime (3869016459907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10953054 + ... + 11300770.

Almost surely, 2^{3869016459904} is an apocalyptic number.

It is an amenable number.

3869016459904 is a deficient number, since it is larger than the sum of its proper divisors (3838900603796).

3869016459904 is an equidigital number, since it uses as much as digits as its factorization.

3869016459904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434660 (or 434648 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 64.

The spelling of 3869016459904 in words is "three trillion, eight hundred sixty-nine billion, sixteen million, four hundred fifty-nine thousand, nine hundred four".