11145211546 has 32 divisors (see below), whose sum is σ = 19433756160. Its totient is φ = 4694716800.

The previous prime is 11145211487. The next prime is 11145211573. The reversal of 11145211546 is 64511254111.

11145211546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1370031 + ... + 1378141.

It is an arithmetic number, because the mean of its divisors is an integer number (607304880).

Almost surely, 2^11145211546 is an apocalyptic number.

11145211546 is a deficient number, since it is larger than the sum of its proper divisors (8288544614).

11145211546 is a wasteful number, since it uses less digits than its factorization.

11145211546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9790.

The product of its digits is 4800, while the sum is 31.

Adding to 11145211546 its reverse (64511254111), we get a palindrome (75656465657).

The spelling of 11145211546 in words is "eleven billion, one hundred forty-five million, two hundred eleven thousand, five hundred forty-six".