135404445536 has 24 divisors (see below), whose sum is σ = 266586327504. Its totient is φ = 67699981440.

The previous prime is 135404445523. The next prime is 135404445637. The reversal of 135404445536 is 635544404531.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1362266 + ... + 1458278.

It is an arithmetic number, because the mean of its divisors is an integer number (11107763646).

Almost surely, 2^135404445536 is an apocalyptic number.

135404445536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135404445536 is a deficient number, since it is larger than the sum of its proper divisors (131181881968).

135404445536 is an equidigital number, since it uses as much as digits as its factorization.

135404445536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140094 (or 140086 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 135404445536 in words is "one hundred thirty-five billion, four hundred four million, four hundred forty-five thousand, five hundred thirty-six".