135677175557203 has 6 divisors (see below), whose sum is σ = 157828551158436. Its totient is φ = 116294721906132.

The previous prime is 135677175557141. The next prime is 135677175557213. The reversal of 135677175557203 is 302755571776531.

It is a happy number.

It is not a de Polignac number, because 135677175557203 - 2²⁹ = 135676638686291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135677175557213) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1384460975025 + ... + 1384460975122.

It is an arithmetic number, because the mean of its divisors is an integer number (26304758526406).

Almost surely, 2^{135677175557203} is an apocalyptic number.

135677175557203 is a deficient number, since it is larger than the sum of its proper divisors (22151375601233).

135677175557203 is an equidigital number, since it uses as much as digits as its factorization.

135677175557203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768921950161 (or 2768921950154 counting only the distinct ones).

The product of its (nonzero) digits is 162067500, while the sum is 64.

The spelling of 135677175557203 in words is "one hundred thirty-five trillion, six hundred seventy-seven billion, one hundred seventy-five million, five hundred fifty-seven thousand, two hundred three".