11566252870 has 16 divisors (see below), whose sum is σ = 21112485408. Its totient is φ = 4561338880.

The previous prime is 11566252829. The next prime is 11566252871. The reversal of 11566252870 is 7825266511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11566252871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8144539 + ... + 8145958.

It is an arithmetic number, because the mean of its divisors is an integer number (1319530338).

Almost surely, 2^11566252870 is an apocalyptic number.

11566252870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11566252870 is a deficient number, since it is larger than the sum of its proper divisors (9546232538).

11566252870 is a wasteful number, since it uses less digits than its factorization.

11566252870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16290575.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 11566252870 in words is "eleven billion, five hundred sixty-six million, two hundred fifty-two thousand, eight hundred seventy".