2645314314405 has 64 divisors (see below), whose sum is σ = 4874418432000. Its totient is φ = 1199984520960.

The previous prime is 2645314314403. The next prime is 2645314314457. The reversal of 2645314314405 is 5044134135462.

It is not a de Polignac number, because 2645314314405 - 2¹ = 2645314314403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645314314403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15859290 + ... + 16025220.

It is an arithmetic number, because the mean of its divisors is an integer number (76162788000).

Almost surely, 2^{2645314314405} is an apocalyptic number.

It is an amenable number.

2645314314405 is a deficient number, since it is larger than the sum of its proper divisors (2229104117595).

2645314314405 is a wasteful number, since it uses less digits than its factorization.

2645314314405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167114.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 2645314314405 its reverse (5044134135462), we get a palindrome (7689448449867).

The spelling of 2645314314405 in words is "two trillion, six hundred forty-five billion, three hundred fourteen million, three hundred fourteen thousand, four hundred five".