2148674867264 has 28 divisors (see below), whose sum is σ = 4273106675004. Its totient is φ = 1071986571264.

The previous prime is 2148674867263. The next prime is 2148674867279. The reversal of 2148674867264 is 4627684768412.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1721847844864 + 426827022400 = 1312192^2 + 653320^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2148674867264.

It is not an unprimeable number, because it can be changed into a prime (2148674867263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36702749 + ... + 36761244.

Almost surely, 2^{2148674867264} is an apocalyptic number.

It is an amenable number.

2148674867264 is a deficient number, since it is larger than the sum of its proper divisors (2124431807740).

2148674867264 is an equidigital number, since it uses as much as digits as its factorization.

2148674867264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73464462 (or 73464452 counting only the distinct ones).

The product of its digits is 173408256, while the sum is 65.

The spelling of 2148674867264 in words is "two trillion, one hundred forty-eight billion, six hundred seventy-four million, eight hundred sixty-seven thousand, two hundred sixty-four".