12142599530 has 16 divisors (see below), whose sum is σ = 22806969984. Its totient is φ = 4645864080.

The previous prime is 12142599479. The next prime is 12142599551. The reversal of 12142599530 is 3599524121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26396726 + ... + 26397185.

It is an arithmetic number, because the mean of its divisors is an integer number (1425435624).

Almost surely, 2^12142599530 is an apocalyptic number.

12142599530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12142599530 is a deficient number, since it is larger than the sum of its proper divisors (10664370454).

12142599530 is a wasteful number, since it uses less digits than its factorization.

12142599530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52793941.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 12142599530 in words is "twelve billion, one hundred forty-two million, five hundred ninety-nine thousand, five hundred thirty".