12554528001 has 4 divisors (see below), whose sum is σ = 16739370672. Its totient is φ = 8369685332.

The previous prime is 12554527987. The next prime is 12554528023. The reversal of 12554528001 is 10082545521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12554528001 - 2²⁹ = 12017657089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12554528501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2092421331 + ... + 2092421336.

It is an arithmetic number, because the mean of its divisors is an integer number (4184842668).

Almost surely, 2^12554528001 is an apocalyptic number.

It is an amenable number.

12554528001 is a deficient number, since it is larger than the sum of its proper divisors (4184842671).

12554528001 is an equidigital number, since it uses as much as digits as its factorization.

12554528001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184842670.

The product of its (nonzero) digits is 16000, while the sum is 33.

The spelling of 12554528001 in words is "twelve billion, five hundred fifty-four million, five hundred twenty-eight thousand, one".