444406340136453 has 24 divisors (see below), whose sum is σ = 601372588847328. Its totient is φ = 291919285901952.

The previous prime is 444406340136427. The next prime is 444406340136511. The reversal of 444406340136453 is 354631043604444.

It is not a de Polignac number, because 444406340136453 - 2⁹ = 444406340135941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444406340136396 and 444406340136405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444406340136953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1998226 + ... + 29879852.

It is an arithmetic number, because the mean of its divisors is an integer number (25057191201972).

Almost surely, 2^{444406340136453} is an apocalyptic number.

It is an amenable number.

444406340136453 is a deficient number, since it is larger than the sum of its proper divisors (156966248710875).

444406340136453 is an equidigital number, since it uses as much as digits as its factorization.

444406340136453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27882773 (or 27882700 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 51.

The spelling of 444406340136453 in words is "four hundred forty-four trillion, four hundred six billion, three hundred forty million, one hundred thirty-six thousand, four hundred fifty-three".