12465065424 has 40 divisors (see below), whose sum is σ = 36801622720. Its totient is φ = 3561447168.

The previous prime is 12465065399. The next prime is 12465065461. The reversal of 12465065424 is 42456056421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18548869 + ... + 18549540.

It is an arithmetic number, because the mean of its divisors is an integer number (920040568).

Almost surely, 2^12465065424 is an apocalyptic number.

12465065424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12465065424 is an abundant number, since it is smaller than the sum of its proper divisors (24336557296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12465065424 is a wasteful number, since it uses less digits than its factorization.

12465065424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37098427 (or 37098421 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 12465065424 in words is "twelve billion, four hundred sixty-five million, sixty-five thousand, four hundred twenty-four".