12142742032 has 10 divisors (see below), whose sum is σ = 23526562718. Its totient is φ = 6071371008.

The previous prime is 12142742023. The next prime is 12142742041. The reversal of 12142742032 is 23024724121.

It is an interprime number because it is at equal distance from previous prime (12142742023) and next prime (12142742041).

It can be written as a sum of positive squares in only one way, i.e., 12081527056 + 61214976 = 109916^2 + 7824^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 379460673 + ... + 379460704.

Almost surely, 2^12142742032 is an apocalyptic number.

It is an amenable number.

12142742032 is a deficient number, since it is larger than the sum of its proper divisors (11383820686).

12142742032 is an equidigital number, since it uses as much as digits as its factorization.

12142742032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758921385 (or 758921379 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The spelling of 12142742032 in words is "twelve billion, one hundred forty-two million, seven hundred forty-two thousand, thirty-two".