135509437712 has 40 divisors (see below), whose sum is σ = 291113069952. Its totient is φ = 60585436800.

The previous prime is 135509437667. The next prime is 135509437733. The reversal of 135509437712 is 217734905531.

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, 6300248 + ... + 6321719.

Almost surely, 2^135509437712 is an apocalyptic number.

It is an amenable number.

135509437712 is an abundant number, since it is smaller than the sum of its proper divisors (155603632240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135509437712 is a wasteful number, since it uses less digits than its factorization.

135509437712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12622047 (or 12622041 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 135509437712 in words is "one hundred thirty-five billion, five hundred nine million, four hundred thirty-seven thousand, seven hundred twelve".