12542439088 has 10 divisors (see below), whose sum is σ = 24300975764. Its totient is φ = 6271219536.

The previous prime is 12542439053. The next prime is 12542439131. The reversal of 12542439088 is 88093424521.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 391951206 + ... + 391951237.

Almost surely, 2^12542439088 is an apocalyptic number.

It is an amenable number.

12542439088 is a deficient number, since it is larger than the sum of its proper divisors (11758536676).

12542439088 is an equidigital number, since it uses as much as digits as its factorization.

12542439088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783902451 (or 783902445 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 12542439088 in words is "twelve billion, five hundred forty-two million, four hundred thirty-nine thousand, eighty-eight".