135298271136 has 96 divisors (see below), whose sum is σ = 406065623040. Its totient is φ = 38640381696.

The previous prime is 135298271131. The next prime is 135298271137. The reversal of 135298271136 is 631172892531.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (135298271131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1603245 + ... + 1685523.

It is an arithmetic number, because the mean of its divisors is an integer number (4229850240).

Almost surely, 2^135298271136 is an apocalyptic number.

135298271136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135298271136 is an abundant number, since it is smaller than the sum of its proper divisors (270767351904).

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

135298271136 is a wasteful number, since it uses less digits than its factorization.

135298271136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84746 (or 84738 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The spelling of 135298271136 in words is "one hundred thirty-five billion, two hundred ninety-eight million, two hundred seventy-one thousand, one hundred thirty-six".