11562166506 has 32 divisors (see below), whose sum is σ = 25408051200. Its totient is φ = 3478477680.

The previous prime is 11562166481. The next prime is 11562166523. The reversal of 11562166506 is 60566126511.

It is a super-3 number, since 3×11562166506³ (a number of 31 digits) contains 333 as substring.

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, 620986 + ... + 639333.

It is an arithmetic number, because the mean of its divisors is an integer number (794001600).

Almost surely, 2^11562166506 is an apocalyptic number.

11562166506 is an abundant number, since it is smaller than the sum of its proper divisors (13845884694).

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

11562166506 is a wasteful number, since it uses less digits than its factorization.

11562166506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260474.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 11562166506 in words is "eleven billion, five hundred sixty-two million, one hundred sixty-six thousand, five hundred six".