11356143746 has 4 divisors (see below), whose sum is σ = 17034215622. Its totient is φ = 5678071872.

The previous prime is 11356143737. The next prime is 11356143779. The reversal of 11356143746 is 64734165311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64734165311 = 31 ⋅2088198881.

It can be written as a sum of positive squares in only one way, i.e., 11356099225 + 44521 = 106565^2 + 211^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2839035935 + ... + 2839035938.

Almost surely, 2^11356143746 is an apocalyptic number.

11356143746 is a deficient number, since it is larger than the sum of its proper divisors (5678071876).

11356143746 is an equidigital number, since it uses as much as digits as its factorization.

11356143746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678071875.

The product of its digits is 181440, while the sum is 41.

The spelling of 11356143746 in words is "eleven billion, three hundred fifty-six million, one hundred forty-three thousand, seven hundred forty-six".