11216439954 has 16 divisors (see below), whose sum is σ = 24925422240. Its totient is φ = 3738813300.

The previous prime is 11216439947. The next prime is 11216439959. The reversal of 11216439954 is 45993461211.

11216439954 is a `hidden beast` number, since 1 + 121 + 6 + 439 + 95 + 4 = 666.

It is a super-3 number, since 3×11216439954³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11216439959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103855872 + ... + 103855979.

It is an arithmetic number, because the mean of its divisors is an integer number (1557838890).

Almost surely, 2^11216439954 is an apocalyptic number.

11216439954 is an abundant number, since it is smaller than the sum of its proper divisors (13708982286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11216439954 is a wasteful number, since it uses less digits than its factorization.

11216439954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207711862 (or 207711856 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 11216439954 in words is "eleven billion, two hundred sixteen million, four hundred thirty-nine thousand, nine hundred fifty-four".