2245487847664 has 10 divisors (see below), whose sum is σ = 4350632704880. Its totient is φ = 1122743923824.

The previous prime is 2245487847661. The next prime is 2245487847671. The reversal of 2245487847664 is 4667487845422.

It is a self number, because there is not a number n which added to its sum of digits gives 2245487847664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245487847661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70171495224 + ... + 70171495255.

It is an arithmetic number, because the mean of its divisors is an integer number (435063270488).

Almost surely, 2^{2245487847664} is an apocalyptic number.

It is an amenable number.

2245487847664 is a deficient number, since it is larger than the sum of its proper divisors (2105144857216).

2245487847664 is a wasteful number, since it uses less digits than its factorization.

2245487847664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140342990487 (or 140342990481 counting only the distinct ones).

The product of its digits is 578027520, while the sum is 67.

The spelling of 2245487847664 in words is "two trillion, two hundred forty-five billion, four hundred eighty-seven million, eight hundred forty-seven thousand, six hundred sixty-four".