135777667376 has 20 divisors (see below), whose sum is σ = 283305325632. Its totient is φ = 62666615616.

The previous prime is 135777667369. The next prime is 135777667397. The reversal of 135777667376 is 673766777531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326388416 + ... + 326388831.

Almost surely, 2^135777667376 is an apocalyptic number.

135777667376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

135777667376 is an abundant number, since it is smaller than the sum of its proper divisors (147527658256).

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

135777667376 is a wasteful number, since it uses less digits than its factorization.

135777667376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652777268 (or 652777262 counting only the distinct ones).

The product of its digits is 163364040, while the sum is 65.

The spelling of 135777667376 in words is "one hundred thirty-five billion, seven hundred seventy-seven million, six hundred sixty-seven thousand, three hundred seventy-six".