11156895478 has 8 divisors (see below), whose sum is σ = 16735797360. Its totient is φ = 5578296360.

The previous prime is 11156895427. The next prime is 11156895479. The reversal of 11156895478 is 87459865111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11156895479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82863 + ... + 170821.

It is an arithmetic number, because the mean of its divisors is an integer number (2091974670).

Almost surely, 2^11156895478 is an apocalyptic number.

11156895478 is a deficient number, since it is larger than the sum of its proper divisors (5578901882).

11156895478 is an equidigital number, since it uses as much as digits as its factorization.

11156895478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151382.

The product of its digits is 2419200, while the sum is 55.

It can be divided in two parts, 111568 and 95478, that added together give a triangular number (207046 = T₆₄₃).

The spelling of 11156895478 in words is "eleven billion, one hundred fifty-six million, eight hundred ninety-five thousand, four hundred seventy-eight".