2123594046880 has 48 divisors (see below), whose sum is σ = 5017152899304. Its totient is φ = 849410196480.

The previous prime is 2123594046877. The next prime is 2123594046923. The reversal of 2123594046880 is 886404953212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1557434112784 + 566159934096 = 1247972^2 + 752436^2 .

It is an unprimeable number.

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, 5180650 + ... + 5575510.

Almost surely, 2^{2123594046880} is an apocalyptic number.

2123594046880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123594046880 is an abundant number, since it is smaller than the sum of its proper divisors (2893558852424).

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

2123594046880 is a wasteful number, since it uses less digits than its factorization.

2123594046880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428489 (or 428481 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 2123594046880 in words is "two trillion, one hundred twenty-three billion, five hundred ninety-four million, forty-six thousand, eight hundred eighty".