10454644443 has 4 divisors (see below), whose sum is σ = 13939525928. Its totient is φ = 6969762960.

The previous prime is 10454644441. The next prime is 10454644477. The reversal of 10454644443 is 34444645401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 10454644443 - 2¹ = 10454644441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10454644441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1742440738 + ... + 1742440743.

It is an arithmetic number, because the mean of its divisors is an integer number (3484881482).

Almost surely, 2^10454644443 is an apocalyptic number.

10454644443 is a deficient number, since it is larger than the sum of its proper divisors (3484881485).

10454644443 is an equidigital number, since it uses as much as digits as its factorization.

10454644443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3484881484.

The product of its (nonzero) digits is 368640, while the sum is 39.

The spelling of 10454644443 in words is "ten billion, four hundred fifty-four million, six hundred forty-four thousand, four hundred forty-three".