40000004404000 has 48 divisors (see below), whose sum is σ = 98280010830456. Its totient is φ = 16000001760000.

The previous prime is 40000004403973. The next prime is 40000004404013. The reversal of 40000004404000 is 40440000004.

It can be written as a sum of positive squares in 4 ways, for example, as 20421397152016 + 19578607251984 = 4519004^2 + 4424772^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 4999996551 + ... + 5000004550.

Almost surely, 2^{40000004404000} is an apocalyptic number.

40000004404000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40000004404000 is an abundant number, since it is smaller than the sum of its proper divisors (58280006426456).

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

40000004404000 is a wasteful number, since it uses less digits than its factorization.

40000004404000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000001126 (or 10000001108 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 40000004404000 its reverse (40440000004), we get a palindrome (40040444404004).

The spelling of 40000004404000 in words is "forty trillion, four million, four hundred four thousand".