13557527066 has 8 divisors (see below), whose sum is σ = 20337592224. Its totient is φ = 6778329660.

The previous prime is 13557527051. The next prime is 13557527089. The reversal of 13557527066 is 66072575531.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13557527066.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176360 + ... + 241283.

It is an arithmetic number, because the mean of its divisors is an integer number (2542199028).

Almost surely, 2^13557527066 is an apocalyptic number.

13557527066 is a deficient number, since it is larger than the sum of its proper divisors (6780065158).

13557527066 is a wasteful number, since it uses less digits than its factorization.

13557527066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433876.

The product of its (nonzero) digits is 1323000, while the sum is 47.

The spelling of 13557527066 in words is "thirteen billion, five hundred fifty-seven million, five hundred twenty-seven thousand, sixty-six".