2045744475402 has 16 divisors (see below), whose sum is σ = 4269379775040. Its totient is φ = 652266354432.

The previous prime is 2045744475367. The next prime is 2045744475461.

It is a happy number.

2045744475402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7412117527 + ... + 7412117802.

It is an arithmetic number, because the mean of its divisors is an integer number (266836235940).

Almost surely, 2^{2045744475402} is an apocalyptic number.

2045744475402 is an abundant number, since it is smaller than the sum of its proper divisors (2223635299638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045744475402 is a wasteful number, since it uses less digits than its factorization.

2045744475402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14824235357.

The product of its (nonzero) digits is 5017600, while the sum is 48.

The spelling of 2045744475402 in words is "two trillion, forty-five billion, seven hundred forty-four million, four hundred seventy-five thousand, four hundred two".