85135255253158 has 16 divisors (see below), whose sum is σ = 139393090391616. Its totient is φ = 38675383707240.

The previous prime is 85135255253149. The next prime is 85135255253263.

85135255253158 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1122940716 + ... + 1123016527.

It is an arithmetic number, because the mean of its divisors is an integer number (8712068149476).

Almost surely, 2^{85135255253158} is an apocalyptic number.

85135255253158 is a deficient number, since it is larger than the sum of its proper divisors (54257835138458).

85135255253158 is a wasteful number, since it uses less digits than its factorization.

85135255253158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245958979.

The product of its digits is 36000000, while the sum is 58.

The spelling of 85135255253158 in words is "eighty-five trillion, one hundred thirty-five billion, two hundred fifty-five million, two hundred fifty-three thousand, one hundred fifty-eight".