135778455118 has 16 divisors (see below), whose sum is σ = 205447258224. Its totient is φ = 67297451200.

The previous prime is 135778455107. The next prime is 135778455119. The reversal of 135778455118 is 811554877531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135778455119) 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, 161380 + ... + 545527.

It is an arithmetic number, because the mean of its divisors is an integer number (12840453639).

Almost surely, 2^135778455118 is an apocalyptic number.

135778455118 is a deficient number, since it is larger than the sum of its proper divisors (69668803106).

135778455118 is a wasteful number, since it uses less digits than its factorization.

135778455118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707747.

The product of its digits is 4704000, while the sum is 55.

The spelling of 135778455118 in words is "one hundred thirty-five billion, seven hundred seventy-eight million, four hundred fifty-five thousand, one hundred eighteen".