134777851257158 has 4 divisors (see below), whose sum is σ = 202166776885740. Its totient is φ = 67388925628578.

The previous prime is 134777851257149. The next prime is 134777851257167. The reversal of 134777851257158 is 851752158777431.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (134777851257149) and next prime (134777851257167).

It is a junction number, because it is equal to n+sod(n) for n = 134777851257091 and 134777851257100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33694462814288 + ... + 33694462814291.

It is an arithmetic number, because the mean of its divisors is an integer number (50541694221435).

Almost surely, 2^{134777851257158} is an apocalyptic number.

134777851257158 is a deficient number, since it is larger than the sum of its proper divisors (67388925628582).

134777851257158 is an equidigital number, since it uses as much as digits as its factorization.

134777851257158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67388925628581.

The product of its digits is 460992000, while the sum is 71.

The spelling of 134777851257158 in words is "one hundred thirty-four trillion, seven hundred seventy-seven billion, eight hundred fifty-one million, two hundred fifty-seven thousand, one hundred fifty-eight".