40404401342 has 16 divisors (see below), whose sum is σ = 60846002880. Its totient is φ = 20122518528.

The previous prime is 40404401327. The next prime is 40404401353. The reversal of 40404401342 is 24310440404.

It is a happy number.

40404401342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40404401342² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 671438 + ... + 729134.

It is an arithmetic number, because the mean of its divisors is an integer number (3802875180).

Almost surely, 2^40404401342 is an apocalyptic number.

40404401342 is a deficient number, since it is larger than the sum of its proper divisors (20441601538).

40404401342 is a wasteful number, since it uses less digits than its factorization.

40404401342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59075.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 40404401342 its reverse (24310440404), we get a palindrome (64714841746).

The spelling of 40404401342 in words is "forty billion, four hundred four million, four hundred one thousand, three hundred forty-two".