3400400421443 has 16 divisors (see below), whose sum is σ = 3465952089600. Its totient is φ = 3335410716480.

The previous prime is 3400400421433. The next prime is 3400400421469. The reversal of 3400400421443 is 3441240040043.

It is a happy number.

3400400421443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3400400421443 - 2¹² = 3400400417347 is a prime.

It is a super-2 number, since 2×3400400421443² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3400400421433) 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, 9796028 + ... + 10137206.

It is an arithmetic number, because the mean of its divisors is an integer number (216622005600).

Almost surely, 2^{3400400421443} is an apocalyptic number.

3400400421443 is a deficient number, since it is larger than the sum of its proper divisors (65551668157).

3400400421443 is a wasteful number, since it uses less digits than its factorization.

3400400421443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342002.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 3400400421443 its reverse (3441240040043), we get a palindrome (6841640461486).

The spelling of 3400400421443 in words is "three trillion, four hundred billion, four hundred million, four hundred twenty-one thousand, four hundred forty-three".