11164546442 has 64 divisors (see below), whose sum is σ = 20500542720. Its totient is φ = 4451328000.

The previous prime is 11164546441. The next prime is 11164546453. The reversal of 11164546442 is 24464546111.

It is a junction number, because it is equal to n+sod(n) for n = 11164546396 and 11164546405.

It is not an unprimeable number, because it can be changed into a prime (11164546441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9295442 + ... + 9296642.

It is an arithmetic number, because the mean of its divisors is an integer number (320320980).

Almost surely, 2^11164546442 is an apocalyptic number.

11164546442 is a deficient number, since it is larger than the sum of its proper divisors (9335996278).

11164546442 is a wasteful number, since it uses less digits than its factorization.

11164546442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1647.

The product of its digits is 92160, while the sum is 38.

The spelling of 11164546442 in words is "eleven billion, one hundred sixty-four million, five hundred forty-six thousand, four hundred forty-two".