135816186432 has 56 divisors (see below), whose sum is σ = 374970787776. Its totient is φ = 43303710208.

The previous prime is 135816186419. The next prime is 135816186437. The reversal of 135816186432 is 234681618531.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (135816186437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15373323 + ... + 15382154.

Almost surely, 2^135816186432 is an apocalyptic number.

135816186432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

135816186432 is an abundant number, since it is smaller than the sum of its proper divisors (239154601344).

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

135816186432 is a wasteful number, since it uses less digits than its factorization.

135816186432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30755515 (or 30755505 counting only the distinct ones).

The product of its digits is 829440, while the sum is 48.

The spelling of 135816186432 in words is "one hundred thirty-five billion, eight hundred sixteen million, one hundred eighty-six thousand, four hundred thirty-two".