134758440077 has 4 divisors (see below), whose sum is σ = 134955744480. Its totient is φ = 134561135676.

The previous prime is 134758440059. The next prime is 134758440083. The reversal of 134758440077 is 770044857431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134758440077 - 2⁸ = 134758439821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134758440017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98651177 + ... + 98652542.

It is an arithmetic number, because the mean of its divisors is an integer number (33738936120).

Almost surely, 2^134758440077 is an apocalyptic number.

It is an amenable number.

134758440077 is a deficient number, since it is larger than the sum of its proper divisors (197304403).

134758440077 is an equidigital number, since it uses as much as digits as its factorization.

134758440077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197304402.

The product of its (nonzero) digits is 2634240, while the sum is 50.

The spelling of 134758440077 in words is "one hundred thirty-four billion, seven hundred fifty-eight million, four hundred forty thousand, seventy-seven".