2044874947345 has 4 divisors (see below), whose sum is σ = 2453849936820. Its totient is φ = 1635899957872.

The previous prime is 2044874947337. The next prime is 2044874947417. The reversal of 2044874947345 is 5437494784402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1511525172481 + 533349774864 = 1229441^2 + 730308^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044874947345 - 2³ = 2044874947337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204487494730 + ... + 204487494739.

It is an arithmetic number, because the mean of its divisors is an integer number (613462484205).

Almost surely, 2^{2044874947345} is an apocalyptic number.

It is an amenable number.

2044874947345 is a deficient number, since it is larger than the sum of its proper divisors (408974989475).

2044874947345 is an equidigital number, since it uses as much as digits as its factorization.

2044874947345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408974989474.

The product of its (nonzero) digits is 108380160, while the sum is 61.

The spelling of 2044874947345 in words is "two trillion, forty-four billion, eight hundred seventy-four million, nine hundred forty-seven thousand, three hundred forty-five".