1132865857860 has 48 divisors (see below), whose sum is σ = 3460390258752. Its totient is φ = 274634147200.

The previous prime is 1132865857843. The next prime is 1132865857897. The reversal of 1132865857860 is 687585682311.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 1132865857794 and 1132865857803.

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, 858231051 + ... + 858232370.

It is an arithmetic number, because the mean of its divisors is an integer number (72091463724).

Almost surely, 2^{1132865857860} is an apocalyptic number.

1132865857860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132865857860 is an abundant number, since it is smaller than the sum of its proper divisors (2327524400892).

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

1132865857860 is a wasteful number, since it uses less digits than its factorization.

1132865857860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716463444 (or 1716463442 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 1132865857860 in words is "one trillion, one hundred thirty-two billion, eight hundred sixty-five million, eight hundred fifty-seven thousand, eight hundred sixty".