135778203400360 has 64 divisors (see below), whose sum is σ = 306121619638800. Its totient is φ = 54200955734016.

The previous prime is 135778203400337. The next prime is 135778203400379. The reversal of 135778203400360 is 63004302877531.

It can be written as a sum of positive squares in 8 ways, for example, as 79562368211076 + 56215835189284 = 8919774^2 + 7497722^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 315303754 + ... + 315734086.

Almost surely, 2^{135778203400360} is an apocalyptic number.

135778203400360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135778203400360 is an abundant number, since it is smaller than the sum of its proper divisors (170343416238440).

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

135778203400360 is a wasteful number, since it uses less digits than its factorization.

135778203400360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446350 (or 446346 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 135778203400360 in words is "one hundred thirty-five trillion, seven hundred seventy-eight billion, two hundred three million, four hundred thousand, three hundred sixty".