11546215655212 has 18 divisors (see below), whose sum is σ = 23504796155652. Its totient is φ = 4948378137864.

The previous prime is 11546215655207. The next prime is 11546215655269. The reversal of 11546215655212 is 21255651264511.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29454631578 + ... + 29454631969.

Almost surely, 2^{11546215655212} is an apocalyptic number.

It is an amenable number.

11546215655212 is an abundant number, since it is smaller than the sum of its proper divisors (11958580500440).

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

11546215655212 is a wasteful number, since it uses less digits than its factorization.

11546215655212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58909263565 (or 58909263556 counting only the distinct ones).

The product of its digits is 720000, while the sum is 46.

The spelling of 11546215655212 in words is "eleven trillion, five hundred forty-six billion, two hundred fifteen million, six hundred fifty-five thousand, two hundred twelve".