4000407440080 has 20 divisors (see below), whose sum is σ = 9300947298372. Its totient is φ = 1600162976000.

The previous prime is 4000407440077. The next prime is 4000407440123. The reversal of 4000407440080 is 800447040004.

It can be written as a sum of positive squares in 2 ways, for example, as 3093349299264 + 907058140816 = 1758792^2 + 952396^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 25002546421 + ... + 25002546580.

Almost surely, 2^{4000407440080} is an apocalyptic number.

4000407440080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000407440080 is an abundant number, since it is smaller than the sum of its proper divisors (5300539858292).

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

4000407440080 is a wasteful number, since it uses less digits than its factorization.

4000407440080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50005093014 (or 50005093008 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 31.

The spelling of 4000407440080 in words is "four trillion, four hundred seven million, four hundred forty thousand, eighty".