11547006212 has 36 divisors (see below), whose sum is σ = 24316983180. Its totient is φ = 4778069184.

The previous prime is 11547006137. The next prime is 11547006257. The reversal of 11547006212 is 21260074511.

It can be written as a sum of positive squares in 2 ways, for example, as 9374886976 + 2172119236 = 96824^2 + 46606^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1010063 + ... + 1021430.

It is an arithmetic number, because the mean of its divisors is an integer number (675471755).

Almost surely, 2^11547006212 is an apocalyptic number.

It is an amenable number.

11547006212 is an abundant number, since it is smaller than the sum of its proper divisors (12769976968).

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

11547006212 is a wasteful number, since it uses less digits than its factorization.

11547006212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031540 (or 2031531 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 11547006212 in words is "eleven billion, five hundred forty-seven million, six thousand, two hundred twelve".