1163768844 has 48 divisors (see below), whose sum is σ = 3187267328. Its totient is φ = 323517888.

The previous prime is 1163768839. The next prime is 1163768857. The reversal of 1163768844 is 4488673611.

It is a junction number, because it is equal to n+sod(n) for n = 1163768793 and 1163768802.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184114 + ... + 190329.

Almost surely, 2^1163768844 is an apocalyptic number.

1163768844 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1163768844 is an abundant number, since it is smaller than the sum of its proper divisors (2023498484).

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

1163768844 is a wasteful number, since it uses less digits than its factorization.

1163768844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374494 (or 374492 counting only the distinct ones).

The product of its digits is 774144, while the sum is 48.

The square root of 1163768844 is about 34114.0563990857. The cubic root of 1163768844 is about 1051.8542726814.

The spelling of 1163768844 in words is "one billion, one hundred sixty-three million, seven hundred sixty-eight thousand, eight hundred forty-four".