4002426112440 has 96 divisors (see below), whose sum is σ = 13967650331280. Its totient is φ = 914840252928.

The previous prime is 4002426112393. The next prime is 4002426112469. The reversal of 4002426112440 is 442116242004.

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 = 4002426112398 and 4002426112407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 340336477 + ... + 340348236.

Almost surely, 2^{4002426112440} is an apocalyptic number.

4002426112440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4002426112440 is an abundant number, since it is smaller than the sum of its proper divisors (9965224218840).

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

4002426112440 is a wasteful number, since it uses less digits than its factorization.

4002426112440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680684741 (or 680684730 counting only the distinct ones).

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

The spelling of 4002426112440 in words is "four trillion, two billion, four hundred twenty-six million, one hundred twelve thousand, four hundred forty".