12452184677 has 4 divisors (see below), whose sum is σ = 12455779776. Its totient is φ = 12448589580.

The previous prime is 12452184631. The next prime is 12452184739. The reversal of 12452184677 is 77648125421.

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 12452184677 - 2²⁰ = 12451136101 is a prime.

It is a super-2 number, since 2×12452184677² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12452184617) 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, 1792349 + ... + 1799282.

It is an arithmetic number, because the mean of its divisors is an integer number (3113944944).

Almost surely, 2^12452184677 is an apocalyptic number.

It is an amenable number.

12452184677 is a deficient number, since it is larger than the sum of its proper divisors (3595099).

12452184677 is an equidigital number, since it uses as much as digits as its factorization.

12452184677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595098.

The product of its digits is 752640, while the sum is 47.

The spelling of 12452184677 in words is "twelve billion, four hundred fifty-two million, one hundred eighty-four thousand, six hundred seventy-seven".