4000407440136 has 32 divisors (see below), whose sum is σ = 10002099529440. Its totient is φ = 1333325022848.

The previous prime is 4000407440131. The next prime is 4000407440137. The reversal of 4000407440136 is 6310447040004.

4000407440136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4000407440097 and 4000407440106.

It is not an unprimeable number, because it can be changed into a prime (4000407440131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8780946 + ... + 9225281.

It is an arithmetic number, because the mean of its divisors is an integer number (312565610295).

Almost surely, 2^{4000407440136} is an apocalyptic number.

It is an amenable number.

4000407440136 is an abundant number, since it is smaller than the sum of its proper divisors (6001692089304).

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

4000407440136 is a wasteful number, since it uses less digits than its factorization.

4000407440136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18015493 (or 18015489 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 33.

The spelling of 4000407440136 in words is "four trillion, four hundred seven million, four hundred forty thousand, one hundred thirty-six".