11157767573161 has 12 divisors (see below), whose sum is σ = 12577424891472. Its totient is φ = 9816217797000.

The previous prime is 11157767573137. The next prime is 11157767573177. The reversal of 11157767573161 is 16137576775111.

It is a de Polignac number, because none of the positive numbers 2^k-11157767573161 is a prime.

It is a super-2 number, since 2×11157767573161² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11157767573096 and 11157767573105.

It is not an unprimeable number, because it can be changed into a prime (11157767573261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 527743075 + ... + 527764216.

It is an arithmetic number, because the mean of its divisors is an integer number (1048118740956).

Almost surely, 2^{11157767573161} is an apocalyptic number.

11157767573161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11157767573161 is a deficient number, since it is larger than the sum of its proper divisors (1419657318311).

11157767573161 is a wasteful number, since it uses less digits than its factorization.

11157767573161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055507364 (or 1055507333 counting only the distinct ones).

The product of its digits is 6482700, while the sum is 58.

The spelling of 11157767573161 in words is "eleven trillion, one hundred fifty-seven billion, seven hundred sixty-seven million, five hundred seventy-three thousand, one hundred sixty-one".