135747547025212 has 6 divisors (see below), whose sum is σ = 237558207294128. Its totient is φ = 67873773512604.

The previous prime is 135747547025159. The next prime is 135747547025227. The reversal of 135747547025212 is 212520745747531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16968443378148 + ... + 16968443378155.

Almost surely, 2^{135747547025212} is an apocalyptic number.

It is an amenable number.

135747547025212 is a deficient number, since it is larger than the sum of its proper divisors (101810660268916).

135747547025212 is a wasteful number, since it uses less digits than its factorization.

135747547025212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33936886756307 (or 33936886756305 counting only the distinct ones).

The product of its (nonzero) digits is 16464000, while the sum is 55.

The spelling of 135747547025212 in words is "one hundred thirty-five trillion, seven hundred forty-seven billion, five hundred forty-seven million, twenty-five thousand, two hundred twelve".