135522431666412 has 48 divisors (see below), whose sum is σ = 365453748334080. Its totient is φ = 38285630773632.

The previous prime is 135522431666333. The next prime is 135522431666471. The reversal of 135522431666412 is 214666134225531.

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, 9063825568 + ... + 9063840519.

It is an arithmetic number, because the mean of its divisors is an integer number (7613619756960).

Almost surely, 2^{135522431666412} is an apocalyptic number.

135522431666412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135522431666412 is an abundant number, since it is smaller than the sum of its proper divisors (229931316667668).

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

135522431666412 is a wasteful number, since it uses less digits than its factorization.

135522431666412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18127666190 (or 18127666188 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The spelling of 135522431666412 in words is "one hundred thirty-five trillion, five hundred twenty-two billion, four hundred thirty-one million, six hundred sixty-six thousand, four hundred twelve".