40260404000 has 48 divisors (see below), whose sum is σ = 98919822456. Its totient is φ = 16104160000.

The previous prime is 40260403949. The next prime is 40260404017. The reversal of 40260404000 is 40406204.

It can be written as a sum of positive squares in 4 ways, for example, as 18805185424 + 21455218576 = 137132^2 + 146476^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5028551 + ... + 5036550.

Almost surely, 2^40260404000 is an apocalyptic number.

40260404000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40260404000 is an abundant number, since it is smaller than the sum of its proper divisors (58659418456).

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

40260404000 is a wasteful number, since it uses less digits than its factorization.

40260404000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10065126 (or 10065108 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The spelling of 40260404000 in words is "forty billion, two hundred sixty million, four hundred four thousand".