2044758902 has 4 divisors (see below), whose sum is σ = 3067138356. Its totient is φ = 1022379450.

The previous prime is 2044758901. The next prime is 2044758907. The reversal of 2044758902 is 2098574402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2044758902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044758901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511189724 + ... + 511189727.

It is an arithmetic number, because the mean of its divisors is an integer number (766784589).

Almost surely, 2^2044758902 is an apocalyptic number.

2044758902 is a deficient number, since it is larger than the sum of its proper divisors (1022379454).

2044758902 is a wasteful number, since it uses less digits than its factorization.

2044758902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022379453.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 2044758902 is about 45219.0104049171. The cubic root of 2044758902 is about 1269.2505761025.

The spelling of 2044758902 in words is "two billion, forty-four million, seven hundred fifty-eight thousand, nine hundred two".