11144463451 has 8 divisors (see below), whose sum is σ = 12549777408. Its totient is φ = 9804513000.

The previous prime is 11144463443. The next prime is 11144463469. The reversal of 11144463451 is 15436444111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11144463451 - 2³ = 11144463443 is a prime.

It is a super-2 number, since 2×11144463451² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11144463431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16340515 + ... + 16341196.

It is an arithmetic number, because the mean of its divisors is an integer number (1568722176).

Almost surely, 2^11144463451 is an apocalyptic number.

11144463451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11144463451 is a deficient number, since it is larger than the sum of its proper divisors (1405313957).

11144463451 is a wasteful number, since it uses less digits than its factorization.

11144463451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32681753.

The product of its digits is 23040, while the sum is 34.

The spelling of 11144463451 in words is "eleven billion, one hundred forty-four million, four hundred sixty-three thousand, four hundred fifty-one".