135779122472 has 16 divisors (see below), whose sum is σ = 290955262560. Its totient is φ = 58191052464.

The previous prime is 135779122469. The next prime is 135779122511. The reversal of 135779122472 is 274221977531.

135779122472 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 135779122472.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1212313538 + ... + 1212313649.

It is an arithmetic number, because the mean of its divisors is an integer number (18184703910).

Almost surely, 2^135779122472 is an apocalyptic number.

It is an amenable number.

135779122472 is an abundant number, since it is smaller than the sum of its proper divisors (155176140088).

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

135779122472 is a wasteful number, since it uses less digits than its factorization.

135779122472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2424627200 (or 2424627196 counting only the distinct ones).

The product of its digits is 1481760, while the sum is 50.

The spelling of 135779122472 in words is "one hundred thirty-five billion, seven hundred seventy-nine million, one hundred twenty-two thousand, four hundred seventy-two".