11157317550663 has 8 divisors (see below), whose sum is σ = 14923951911408. Its totient is φ = 7414447445184.

The previous prime is 11157317550661. The next prime is 11157317550713. The reversal of 11157317550663 is 36605571375111.

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

It is not a de Polignac number, because 11157317550663 - 2¹ = 11157317550661 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11157317550661) 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, 5941062720 + ... + 5941064597.

It is an arithmetic number, because the mean of its divisors is an integer number (1865493988926).

Almost surely, 2^{11157317550663} is an apocalyptic number.

11157317550663 is a deficient number, since it is larger than the sum of its proper divisors (3766634360745).

11157317550663 is a wasteful number, since it uses less digits than its factorization.

11157317550663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882127633.

The product of its (nonzero) digits is 1984500, while the sum is 51.

The spelling of 11157317550663 in words is "eleven trillion, one hundred fifty-seven billion, three hundred seventeen million, five hundred fifty thousand, six hundred sixty-three".