6401044423026 has 48 divisors (see below), whose sum is σ = 15787556216640. Its totient is φ = 1855375193760.

The previous prime is 6401044423009. The next prime is 6401044423031. The reversal of 6401044423026 is 6203244401046.

6401044423026 is a `hidden beast` number, since 64 + 0 + 104 + 442 + 30 + 26 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 702789081 + ... + 702798188.

It is an arithmetic number, because the mean of its divisors is an integer number (328907421180).

Almost surely, 2^{6401044423026} is an apocalyptic number.

6401044423026 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6401044423026 is an abundant number, since it is smaller than the sum of its proper divisors (9386511793614).

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

6401044423026 is a wasteful number, since it uses less digits than its factorization.

6401044423026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405587311 (or 1405587308 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 6401044423026 in words is "six trillion, four hundred one billion, forty-four million, four hundred twenty-three thousand, twenty-six".