1165570166200 has 48 divisors (see below), whose sum is σ = 2956309790760. Its totient is φ = 423843696000.

The previous prime is 1165570166197. The next prime is 1165570166203. The reversal of 1165570166200 is 26610755611.

It is an interprime number because it is at equal distance from previous prime (1165570166197) and next prime (1165570166203).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165570166203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264900111 + ... + 264904510.

Almost surely, 2^{1165570166200} is an apocalyptic number.

1165570166200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1165570166200 is an abundant number, since it is smaller than the sum of its proper divisors (1790739624560).

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

1165570166200 is a wasteful number, since it uses less digits than its factorization.

1165570166200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529804648 (or 529804639 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 1165570166200 in words is "one trillion, one hundred sixty-five billion, five hundred seventy million, one hundred sixty-six thousand, two hundred".