2123783768 has 16 divisors (see below), whose sum is σ = 3982967880. Its totient is φ = 1061659008.

The previous prime is 2123783749. The next prime is 2123783797. The reversal of 2123783768 is 8673873212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13280 + ... + 66512.

Almost surely, 2^2123783768 is an apocalyptic number.

It is an amenable number.

2123783768 is a deficient number, since it is larger than the sum of its proper divisors (1859184112).

2123783768 is a wasteful number, since it uses less digits than its factorization.

2123783768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58226 (or 58222 counting only the distinct ones).

The product of its digits is 677376, while the sum is 47.

The square root of 2123783768 is about 46084.5285101193. The cubic root of 2123783768 is about 1285.3954720532.

The spelling of 2123783768 in words is "two billion, one hundred twenty-three million, seven hundred eighty-three thousand, seven hundred sixty-eight".