135250545720 has 32 divisors (see below), whose sum is σ = 405751637520. Its totient is φ = 36066812160.

The previous prime is 135250545719. The next prime is 135250545791. The reversal of 135250545720 is 27545052531.

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, 563543821 + ... + 563544060.

Almost surely, 2^135250545720 is an apocalyptic number.

135250545720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135250545720 is an abundant number, since it is smaller than the sum of its proper divisors (270501091800).

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

135250545720 is a wasteful number, since it uses less digits than its factorization.

135250545720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127087895 (or 1127087891 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 39.

The spelling of 135250545720 in words is "one hundred thirty-five billion, two hundred fifty million, five hundred forty-five thousand, seven hundred twenty".