944981189449 has 16 divisors (see below), whose sum is σ = 1053217482624. Its totient is φ = 840612326400.

The previous prime is 944981189443. The next prime is 944981189459.

944981189449 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 944981189449 - 2³ = 944981189441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (944981189441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3518989 + ... + 3777994.

It is an arithmetic number, because the mean of its divisors is an integer number (65826092664).

Almost surely, 2^944981189449 is an apocalyptic number.

It is an amenable number.

944981189449 is a deficient number, since it is larger than the sum of its proper divisors (108236293175).

944981189449 is a wasteful number, since it uses less digits than its factorization.

944981189449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7297248.

The product of its digits is 107495424, while the sum is 70.

The spelling of 944981189449 in words is "nine hundred forty-four billion, nine hundred eighty-one million, one hundred eighty-nine thousand, four hundred forty-nine".