135270444552 has 32 divisors (see below), whose sum is σ = 349837358400. Its totient is φ = 43535315264.

The previous prime is 135270444497. The next prime is 135270444583. The reversal of 135270444552 is 255444072531.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97176348 + ... + 97177739.

It is an arithmetic number, because the mean of its divisors is an integer number (10932417450).

Almost surely, 2^135270444552 is an apocalyptic number.

135270444552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135270444552 is an abundant number, since it is smaller than the sum of its proper divisors (214566913848).

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

135270444552 is a wasteful number, since it uses less digits than its factorization.

135270444552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194354125 (or 194354121 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 42.

The spelling of 135270444552 in words is "one hundred thirty-five billion, two hundred seventy million, four hundred forty-four thousand, five hundred fifty-two".