2645348332673 has 8 divisors (see below), whose sum is σ = 2731197834240. Its totient is φ = 2559531061440.

The previous prime is 2645348332643. The next prime is 2645348332709. The reversal of 2645348332673 is 3762338435462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2645348332673 - 2²⁸ = 2645079897217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2645348332643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7890713 + ... + 8219126.

It is an arithmetic number, because the mean of its divisors is an integer number (341399729280).

Almost surely, 2^{2645348332673} is an apocalyptic number.

It is an amenable number.

2645348332673 is a deficient number, since it is larger than the sum of its proper divisors (85849501567).

2645348332673 is a wasteful number, since it uses less digits than its factorization.

2645348332673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16115167.

The product of its digits is 52254720, while the sum is 56.

The spelling of 2645348332673 in words is "two trillion, six hundred forty-five billion, three hundred forty-eight million, three hundred thirty-two thousand, six hundred seventy-three".