135454420443332 has 24 divisors (see below), whose sum is σ = 237535414158336. Its totient is φ = 67587270370848.

The previous prime is 135454420443299. The next prime is 135454420443371. The reversal of 135454420443332 is 233344024454531.

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, 9011588 + ... + 18764795.

It is an arithmetic number, because the mean of its divisors is an integer number (9897308923264).

Almost surely, 2^{135454420443332} is an apocalyptic number.

It is an amenable number.

135454420443332 is a deficient number, since it is larger than the sum of its proper divisors (102080993715004).

135454420443332 is a wasteful number, since it uses less digits than its factorization.

135454420443332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27778907 (or 27778905 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 47.

Adding to 135454420443332 its reverse (233344024454531), we get a palindrome (368798444897863).

The spelling of 135454420443332 in words is "one hundred thirty-five trillion, four hundred fifty-four billion, four hundred twenty million, four hundred forty-three thousand, three hundred thirty-two".