11665262870 has 8 divisors (see below), whose sum is σ = 20997473184. Its totient is φ = 4666105144.

The previous prime is 11665262863. The next prime is 11665262879. The reversal of 11665262870 is 7826256611.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11665262879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583263134 + ... + 583263153.

It is an arithmetic number, because the mean of its divisors is an integer number (2624684148).

Almost surely, 2^11665262870 is an apocalyptic number.

11665262870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11665262870 is a deficient number, since it is larger than the sum of its proper divisors (9332210314).

11665262870 is a wasteful number, since it uses less digits than its factorization.

11665262870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166526294.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 11665262870 in words is "eleven billion, six hundred sixty-five million, two hundred sixty-two thousand, eight hundred seventy".