11823090465 has 16 divisors (see below), whose sum is σ = 19527169536. Its totient is φ = 6102240000.

The previous prime is 11823090463. The next prime is 11823090481. The reversal of 11823090465 is 56409032811.

It is not a de Polignac number, because 11823090465 - 2¹ = 11823090463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11823090463) 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 15 ways as a sum of consecutive naturals, for example, 12712536 + ... + 12713465.

It is an arithmetic number, because the mean of its divisors is an integer number (1220448096).

Almost surely, 2^11823090465 is an apocalyptic number.

11823090465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11823090465 is a deficient number, since it is larger than the sum of its proper divisors (7704079071).

11823090465 is a wasteful number, since it uses less digits than its factorization.

11823090465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25426040.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 11823090465 in words is "eleven billion, eight hundred twenty-three million, ninety thousand, four hundred sixty-five".