135142612564020 has 48 divisors (see below), whose sum is σ = 378400634340288. Its totient is φ = 36037904382720.

The previous prime is 135142612563983. The next prime is 135142612564073. The reversal of 135142612564020 is 20465216241531.

It is a congruent number.

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, 14113272 + ... + 21667248.

It is an arithmetic number, because the mean of its divisors is an integer number (7883346548756).

Almost surely, 2^{135142612564020} is an apocalyptic number.

135142612564020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135142612564020 is an abundant number, since it is smaller than the sum of its proper divisors (243258021776268).

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

135142612564020 is a wasteful number, since it uses less digits than its factorization.

135142612564020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7852160 (or 7852158 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 135142612564020 in words is "one hundred thirty-five trillion, one hundred forty-two billion, six hundred twelve million, five hundred sixty-four thousand, twenty".