2645838066318 has 32 divisors (see below), whose sum is σ = 5522140576512. Its totient is φ = 843540720000.

The previous prime is 2645838066239. The next prime is 2645838066353. The reversal of 2645838066318 is 8136608385462.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1293958 + ... + 2639318.

It is an arithmetic number, because the mean of its divisors is an integer number (172566893016).

Almost surely, 2^{2645838066318} is an apocalyptic number.

2645838066318 is an abundant number, since it is smaller than the sum of its proper divisors (2876302510194).

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

2645838066318 is a wasteful number, since it uses less digits than its factorization.

2645838066318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359640.

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 2645838066318 in words is "two trillion, six hundred forty-five billion, eight hundred thirty-eight million, sixty-six thousand, three hundred eighteen".