11464207999 has 4 divisors (see below), whose sum is σ = 11465045440. Its totient is φ = 11463370560.

The previous prime is 11464207949. The next prime is 11464208039. The reversal of 11464207999 is 99970246411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99970246411 = 7 ⋅14281463773.

It is a cyclic number.

It is not a de Polignac number, because 11464207999 - 2¹⁷ = 11464076927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11464207919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397839 + ... + 425680.

It is an arithmetic number, because the mean of its divisors is an integer number (2866261360).

Almost surely, 2^11464207999 is an apocalyptic number.

11464207999 is a deficient number, since it is larger than the sum of its proper divisors (837441).

11464207999 is an equidigital number, since it uses as much as digits as its factorization.

11464207999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837440.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 11464207999 in words is "eleven billion, four hundred sixty-four million, two hundred seven thousand, nine hundred ninety-nine".