12527652405 has 8 divisors (see below), whose sum is σ = 20044243872. Its totient is φ = 6681414608.

The previous prime is 12527652391. The next prime is 12527652407. The reversal of 12527652405 is 50425672521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12527652405 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12527652407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417588399 + ... + 417588428.

It is an arithmetic number, because the mean of its divisors is an integer number (2505530484).

Almost surely, 2^12527652405 is an apocalyptic number.

12527652405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12527652405 is a deficient number, since it is larger than the sum of its proper divisors (7516591467).

12527652405 is an equidigital number, since it uses as much as digits as its factorization.

12527652405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835176835.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 12527652405 in words is "twelve billion, five hundred twenty-seven million, six hundred fifty-two thousand, four hundred five".