135424744868 has 48 divisors (see below), whose sum is σ = 273483154560. Its totient is φ = 57475401984.

The previous prime is 135424744811. The next prime is 135424744879. The reversal of 135424744868 is 868447424531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6102080 + ... + 6124232.

It is an arithmetic number, because the mean of its divisors is an integer number (5697565720).

Almost surely, 2^135424744868 is an apocalyptic number.

It is an amenable number.

135424744868 is an abundant number, since it is smaller than the sum of its proper divisors (138058409692).

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

135424744868 is a wasteful number, since it uses less digits than its factorization.

135424744868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24276 (or 24274 counting only the distinct ones).

The product of its digits is 20643840, while the sum is 56.

The spelling of 135424744868 in words is "one hundred thirty-five billion, four hundred twenty-four million, seven hundred forty-four thousand, eight hundred sixty-eight".