11214015646 has 16 divisors (see below), whose sum is σ = 16932152448. Its totient is φ = 5569997400.

The previous prime is 11214015587. The next prime is 11214015679. The reversal of 11214015646 is 64651041211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818311 + ... + 831901.

It is an arithmetic number, because the mean of its divisors is an integer number (1058259528).

Almost surely, 2^11214015646 is an apocalyptic number.

11214015646 is a deficient number, since it is larger than the sum of its proper divisors (5718136802).

11214015646 is a wasteful number, since it uses less digits than its factorization.

11214015646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16287.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 11214015646 its reverse (64651041211), we get a palindrome (75865056857).

The spelling of 11214015646 in words is "eleven billion, two hundred fourteen million, fifteen thousand, six hundred forty-six".