1165025883800 has 96 divisors (see below), whose sum is σ = 2713752037920. Its totient is φ = 465139584000.

The previous prime is 1165025883781. The next prime is 1165025883823. The reversal of 1165025883800 is 83885205611.

It is a happy number.

It is a super-2 number, since 2×1165025883800² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 456692525 + ... + 456695075.

It is an arithmetic number, because the mean of its divisors is an integer number (28268250395).

Almost surely, 2^{1165025883800} is an apocalyptic number.

1165025883800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1165025883800 is an abundant number, since it is smaller than the sum of its proper divisors (1548726154120).

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

1165025883800 is a wasteful number, since it uses less digits than its factorization.

1165025883800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941 (or 5932 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 47.

The spelling of 1165025883800 in words is "one trillion, one hundred sixty-five billion, twenty-five million, eight hundred eighty-three thousand, eight hundred".