440000400412026 has 24 divisors (see below), whose sum is σ = 953764989140340. Its totient is φ = 146600525022336.

The previous prime is 440000400412007. The next prime is 440000400412099. The reversal of 440000400412026 is 620214004000044.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 386493384519225 + 53507015892801 = 19659435^2 + 7314849^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5522885311 + ... + 5522964978.

Almost surely, 2^{440000400412026} is an apocalyptic number.

440000400412026 is an abundant number, since it is smaller than the sum of its proper divisors (513764588728314).

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

440000400412026 is a wasteful number, since it uses less digits than its factorization.

440000400412026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11045852510 (or 11045852507 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The spelling of 440000400412026 in words is "four hundred forty trillion, four hundred million, four hundred twelve thousand, twenty-six".