12452495398 has 8 divisors (see below), whose sum is σ = 21347134992. Its totient is φ = 5336783736.

The previous prime is 12452495387. The next prime is 12452495411. The reversal of 12452495398 is 89359425421.

It is a happy number.

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

It is a super-2 number, since 2×12452495398² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444731965 + ... + 444731992.

It is an arithmetic number, because the mean of its divisors is an integer number (2668391874).

Almost surely, 2^12452495398 is an apocalyptic number.

12452495398 is a deficient number, since it is larger than the sum of its proper divisors (8894639594).

12452495398 is an equidigital number, since it uses as much as digits as its factorization.

12452495398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889463966.

The product of its digits is 3110400, while the sum is 52.

The spelling of 12452495398 in words is "twelve billion, four hundred fifty-two million, four hundred ninety-five thousand, three hundred ninety-eight".