4189689431504 has 40 divisors (see below), whose sum is σ = 8397322322688. Its totient is φ = 2022927920640.

The previous prime is 4189689431489. The next prime is 4189689431507. The reversal of 4189689431504 is 4051349869814.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4189689431507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8812217 + ... + 9275480.

Almost surely, 2^{4189689431504} is an apocalyptic number.

It is an amenable number.

4189689431504 is an abundant number, since it is smaller than the sum of its proper divisors (4207632891184).

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

4189689431504 is a wasteful number, since it uses less digits than its factorization.

4189689431504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18088203 (or 18088197 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 62.

The spelling of 4189689431504 in words is "four trillion, one hundred eighty-nine billion, six hundred eighty-nine million, four hundred thirty-one thousand, five hundred four".