1165561650632 has 16 divisors (see below), whose sum is σ = 2231926565760. Its totient is φ = 570381233104.

The previous prime is 1165561650611. The next prime is 1165561650689. The reversal of 1165561650632 is 2360561655611.

It is a super-2 number, since 2×1165561650632² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

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, 1549948628 + ... + 1549949379.

It is an arithmetic number, because the mean of its divisors is an integer number (139495410360).

Almost surely, 2^{1165561650632} is an apocalyptic number.

It is an amenable number.

1165561650632 is a deficient number, since it is larger than the sum of its proper divisors (1066364915128).

1165561650632 is a wasteful number, since it uses less digits than its factorization.

1165561650632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099898060 (or 3099898056 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 1165561650632 in words is "one trillion, one hundred sixty-five billion, five hundred sixty-one million, six hundred fifty thousand, six hundred thirty-two".