11663652158 has 8 divisors (see below), whose sum is σ = 18098770680. Its totient is φ = 5630728600.

The previous prime is 11663652137. The next prime is 11663652167. The reversal of 11663652158 is 85125636611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 100548668 + ... + 100548783.

It is an arithmetic number, because the mean of its divisors is an integer number (2262346335).

Almost surely, 2^11663652158 is an apocalyptic number.

11663652158 is a deficient number, since it is larger than the sum of its proper divisors (6435118522).

11663652158 is a wasteful number, since it uses less digits than its factorization.

11663652158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201097482.

The product of its digits is 259200, while the sum is 44.

The spelling of 11663652158 in words is "eleven billion, six hundred sixty-three million, six hundred fifty-two thousand, one hundred fifty-eight".