2045440315311 has 16 divisors (see below), whose sum is σ = 2751212648448. Its totient is φ = 1351698516000.

The previous prime is 2045440315307. The next prime is 2045440315393. The reversal of 2045440315311 is 1135130445402.

It is not a de Polignac number, because 2045440315311 - 2² = 2045440315307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045440315301) 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, 6225415 + ... + 6545736.

It is an arithmetic number, because the mean of its divisors is an integer number (171950790528).

Almost surely, 2^{2045440315311} is an apocalyptic number.

2045440315311 is a deficient number, since it is larger than the sum of its proper divisors (705772333137).

2045440315311 is a wasteful number, since it uses less digits than its factorization.

2045440315311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12771622.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 2045440315311 in words is "two trillion, forty-five billion, four hundred forty million, three hundred fifteen thousand, three hundred eleven".