135438025496 has 8 divisors (see below), whose sum is σ = 253946297820. Its totient is φ = 67719012744.

The previous prime is 135438025483. The next prime is 135438025523. The reversal of 135438025496 is 694520834531.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8464876586 + ... + 8464876601.

Almost surely, 2^135438025496 is an apocalyptic number.

It is an amenable number.

135438025496 is a deficient number, since it is larger than the sum of its proper divisors (118508272324).

135438025496 is a wasteful number, since it uses less digits than its factorization.

135438025496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16929753193 (or 16929753189 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 50.

The spelling of 135438025496 in words is "one hundred thirty-five billion, four hundred thirty-eight million, twenty-five thousand, four hundred ninety-six".