3402431440544 has 48 divisors (see below), whose sum is σ = 7063440864480. Its totient is φ = 1608855333120.

The previous prime is 3402431440519. The next prime is 3402431440567. The reversal of 3402431440544 is 4450441342043.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 3402431440498 and 3402431440507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4553099 + ... + 5247434.

It is an arithmetic number, because the mean of its divisors is an integer number (147155018010).

Almost surely, 2^{3402431440544} is an apocalyptic number.

It is an amenable number.

3402431440544 is an abundant number, since it is smaller than the sum of its proper divisors (3661009423936).

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

3402431440544 is a wasteful number, since it uses less digits than its factorization.

3402431440544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9801133 (or 9801125 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 3402431440544 its reverse (4450441342043), we get a palindrome (7852872782587).

The spelling of 3402431440544 in words is "three trillion, four hundred two billion, four hundred thirty-one million, four hundred forty thousand, five hundred forty-four".