13404140022 has 144 divisors (see below), whose sum is σ = 33909094800. Its totient is φ = 3520468224.

The previous prime is 13404140017. The next prime is 13404140023. The reversal of 13404140022 is 22004140431.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13404140023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 17340028 + ... + 17340800.

It is an arithmetic number, because the mean of its divisors is an integer number (235479825).

Almost surely, 2^13404140022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13404140022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16954547400).

13404140022 is an abundant number, since it is smaller than the sum of its proper divisors (20504954778).

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

13404140022 is a wasteful number, since it uses less digits than its factorization.

13404140022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167 (or 1147 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 13404140022 its reverse (22004140431), we get a palindrome (35408280453).

The spelling of 13404140022 in words is "thirteen billion, four hundred four million, one hundred forty thousand, twenty-two".