11277527257 has 8 divisors (see below), whose sum is σ = 11390422176. Its totient is φ = 11164771392.

The previous prime is 11277527251. The next prime is 11277527291. The reversal of 11277527257 is 75272577211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11277527257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11277527251) 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, 132238 + ... + 200104.

It is an arithmetic number, because the mean of its divisors is an integer number (1423802772).

Almost surely, 2^11277527257 is an apocalyptic number.

It is an amenable number.

11277527257 is a deficient number, since it is larger than the sum of its proper divisors (112894919).

11277527257 is a wasteful number, since it uses less digits than its factorization.

11277527257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69527.

The product of its digits is 480200, while the sum is 46.

The spelling of 11277527257 in words is "eleven billion, two hundred seventy-seven million, five hundred twenty-seven thousand, two hundred fifty-seven".