11464869499 has 4 divisors (see below), whose sum is σ = 11469145336. Its totient is φ = 11460593664.

The previous prime is 11464869467. The next prime is 11464869503. The reversal of 11464869499 is 99496846411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99496846411 = 8539 ⋅11652049.

It is a cyclic number.

It is not a de Polignac number, because 11464869499 - 2⁵ = 11464869467 is a prime.

It is a super-2 number, since 2×11464869499² (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 (11464869799) 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, 2133894 + ... + 2139259.

It is an arithmetic number, because the mean of its divisors is an integer number (2867286334).

Almost surely, 2^11464869499 is an apocalyptic number.

11464869499 is a deficient number, since it is larger than the sum of its proper divisors (4275837).

11464869499 is an equidigital number, since it uses as much as digits as its factorization.

11464869499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275836.

The product of its digits is 13436928, while the sum is 61.

The spelling of 11464869499 in words is "eleven billion, four hundred sixty-four million, eight hundred sixty-nine thousand, four hundred ninety-nine".