135140436223016 has 24 divisors (see below), whose sum is σ = 294757839211770. Its totient is φ = 57917329809696.

The previous prime is 135140436222973. The next prime is 135140436223021. The reversal of 135140436223016 is 610322634041531.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 68264841160516 + 66875595062500 = 8262254^2 + 8177750^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 172373004995 + ... + 172373005778.

Almost surely, 2^{135140436223016} is an apocalyptic number.

It is an amenable number.

135140436223016 is an abundant number, since it is smaller than the sum of its proper divisors (159617402988754).

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

135140436223016 is a wasteful number, since it uses less digits than its factorization.

135140436223016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344746010793 (or 344746010782 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 135140436223016 in words is "one hundred thirty-five trillion, one hundred forty billion, four hundred thirty-six million, two hundred twenty-three thousand, sixteen".