12542262535 has 32 divisors (see below), whose sum is σ = 16699737600. Its totient is φ = 8966428800.

The previous prime is 12542262529. The next prime is 12542262541. The reversal of 12542262535 is 53526224521.

It is an interprime number because it is at equal distance from previous prime (12542262529) and next prime (12542262541).

It is not a de Polignac number, because 12542262535 - 2⁷ = 12542262407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12542262494 and 12542262503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1358244 + ... + 1367446.

It is an arithmetic number, because the mean of its divisors is an integer number (521866800).

Almost surely, 2^12542262535 is an apocalyptic number.

12542262535 is a deficient number, since it is larger than the sum of its proper divisors (4157475065).

12542262535 is a wasteful number, since it uses less digits than its factorization.

12542262535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9639.

The product of its digits is 144000, while the sum is 37.

The spelling of 12542262535 in words is "twelve billion, five hundred forty-two million, two hundred sixty-two thousand, five hundred thirty-five".