135947244912 has 80 divisors (see below), whose sum is σ = 352540685952. Its totient is φ = 45142606080.

The previous prime is 135947244911. The next prime is 135947244967. The reversal of 135947244912 is 219442749531.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135947244911) 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, 26006043 + ... + 26011269.

Almost surely, 2^135947244912 is an apocalyptic number.

135947244912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135947244912 is an abundant number, since it is smaller than the sum of its proper divisors (216593441040).

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

135947244912 is a wasteful number, since it uses less digits than its factorization.

135947244912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7206 (or 7200 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The spelling of 135947244912 in words is "one hundred thirty-five billion, nine hundred forty-seven million, two hundred forty-four thousand, nine hundred twelve".