12652452405 has 96 divisors (see below), whose sum is σ = 22951019520. Its totient is φ = 6443297280.

The previous prime is 12652452347. The next prime is 12652452413. The reversal of 12652452405 is 50425425621.

12652452405 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 245 + 2 + 405 = 666.

It is not a de Polignac number, because 12652452405 - 2⁸ = 12652452149 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12652452405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16367599 + ... + 16368371.

It is an arithmetic number, because the mean of its divisors is an integer number (239073120).

Almost surely, 2^12652452405 is an apocalyptic number.

12652452405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12652452405 is a deficient number, since it is larger than the sum of its proper divisors (10298567115).

12652452405 is a wasteful number, since it uses less digits than its factorization.

12652452405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

It can be divided in two parts, 126524 and 52405, that added together give a square (178929 = 423²).

The spelling of 12652452405 in words is "twelve billion, six hundred fifty-two million, four hundred fifty-two thousand, four hundred five".