135568912472 has 32 divisors (see below), whose sum is σ = 291635212320. Its totient is φ = 57874882560.

The previous prime is 135568912469. The next prime is 135568912483. The reversal of 135568912472 is 274219865531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4695479 + ... + 4724262.

It is an arithmetic number, because the mean of its divisors is an integer number (9113600385).

Almost surely, 2^135568912472 is an apocalyptic number.

It is an amenable number.

135568912472 is an abundant number, since it is smaller than the sum of its proper divisors (156066299848).

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

135568912472 is a wasteful number, since it uses less digits than its factorization.

135568912472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9420011 (or 9420007 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The spelling of 135568912472 in words is "one hundred thirty-five billion, five hundred sixty-eight million, nine hundred twelve thousand, four hundred seventy-two".