11724264485 has 4 divisors (see below), whose sum is σ = 14069117388. Its totient is φ = 9379411584.

The previous prime is 11724264479. The next prime is 11724264491. The reversal of 11724264485 is 58446242711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58446242711 = 2381 ⋅24546931.

It is an interprime number because it is at equal distance from previous prime (11724264479) and next prime (11724264491).

It can be written as a sum of positive squares in 2 ways, for example, as 1567051396 + 10157213089 = 39586^2 + 100783^2 .

It is a cyclic number.

It is not a de Polignac number, because 11724264485 - 2¹⁰ = 11724263461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172426444 + ... + 1172426453.

It is an arithmetic number, because the mean of its divisors is an integer number (3517279347).

Almost surely, 2^11724264485 is an apocalyptic number.

It is an amenable number.

11724264485 is a deficient number, since it is larger than the sum of its proper divisors (2344852903).

11724264485 is an equidigital number, since it uses as much as digits as its factorization.

11724264485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344852902.

The product of its digits is 430080, while the sum is 44.

The spelling of 11724264485 in words is "eleven billion, seven hundred twenty-four million, two hundred sixty-four thousand, four hundred eighty-five".