11443551414 has 16 divisors (see below), whose sum is σ = 22889100528. Its totient is φ = 3814184192.

The previous prime is 11443551403. The next prime is 11443551419. The reversal of 11443551414 is 41415534411.

It is a super-2 number, since 2×11443551414² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11443551419) 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, 2787 + ... + 151310.

It is an arithmetic number, because the mean of its divisors is an integer number (1430568783).

Almost surely, 2^11443551414 is an apocalyptic number.

11443551414 is an abundant number, since it is smaller than the sum of its proper divisors (11445549114).

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

11443551414 is a wasteful number, since it uses less digits than its factorization.

11443551414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166479.

The product of its digits is 19200, while the sum is 33.

The spelling of 11443551414 in words is "eleven billion, four hundred forty-three million, five hundred fifty-one thousand, four hundred fourteen".