40424401113240 has 64 divisors (see below), whose sum is σ = 121639587759360. Its totient is φ = 10747272792960.

The previous prime is 40424401113227. The next prime is 40424401113241. The reversal of 40424401113240 is 4231110442404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40424401113198 and 40424401113207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40424401113241) 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, 508827364 + ... + 508906803.

It is an arithmetic number, because the mean of its divisors is an integer number (1900618558740).

Almost surely, 2^{40424401113240} is an apocalyptic number.

40424401113240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40424401113240 is an abundant number, since it is smaller than the sum of its proper divisors (81215186646120).

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

40424401113240 is a wasteful number, since it uses less digits than its factorization.

40424401113240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017734512 (or 1017734508 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 40424401113240 its reverse (4231110442404), we get a palindrome (44655511555644).

The spelling of 40424401113240 in words is "forty trillion, four hundred twenty-four billion, four hundred one million, one hundred thirteen thousand, two hundred forty".