40342424344 has 16 divisors (see below), whose sum is σ = 76390978320. Its totient is φ = 19971496800.

The previous prime is 40342424333. The next prime is 40342424351. The reversal of 40342424344 is 44342424304.

It is a super-2 number, since 2×40342424344² (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 3 ways as a sum of consecutive naturals, for example, 24963564 + ... + 24965179.

It is an arithmetic number, because the mean of its divisors is an integer number (4774436145).

Almost surely, 2^40342424344 is an apocalyptic number.

It is an amenable number.

40342424344 is a deficient number, since it is larger than the sum of its proper divisors (36048553976).

40342424344 is a wasteful number, since it uses less digits than its factorization.

40342424344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49928850 (or 49928846 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 40342424344 its reverse (44342424304), we get a palindrome (84684848648).

The spelling of 40342424344 in words is "forty billion, three hundred forty-two million, four hundred twenty-four thousand, three hundred forty-four".