135291000670 has 96 divisors (see below), whose sum is σ = 289478808288. Its totient is φ = 45376111872.

The previous prime is 135291000661. The next prime is 135291000673. The reversal of 135291000670 is 76000192531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135291000673) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9004084 + ... + 9019096.

It is an arithmetic number, because the mean of its divisors is an integer number (3015404253).

Almost surely, 2^135291000670 is an apocalyptic number.

135291000670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135291000670 is the 183910-th decagonal number.

135291000670 is an abundant number, since it is smaller than the sum of its proper divisors (154187807618).

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

135291000670 is a wasteful number, since it uses less digits than its factorization.

135291000670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15434 (or 15427 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 135291000670 in words is "one hundred thirty-five billion, two hundred ninety-one million, six hundred seventy", and thus it is an aban number.