134265064355645 has 4 divisors (see below), whose sum is σ = 161118077226780. Its totient is φ = 107412051484512.

The previous prime is 134265064355599. The next prime is 134265064355689. The reversal of 134265064355645 is 546553460562431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23442998189209 + 110822066166436 = 4841797^2 + 10527206^2 .

It is a cyclic number.

It is not a de Polignac number, because 134265064355645 - 2²⁴ = 134265047578429 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13426506435560 + ... + 13426506435569.

It is an arithmetic number, because the mean of its divisors is an integer number (40279519306695).

Almost surely, 2^{134265064355645} is an apocalyptic number.

It is an amenable number.

134265064355645 is a deficient number, since it is larger than the sum of its proper divisors (26853012871135).

134265064355645 is an equidigital number, since it uses as much as digits as its factorization.

134265064355645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26853012871134.

The product of its (nonzero) digits is 155520000, while the sum is 59.

The spelling of 134265064355645 in words is "one hundred thirty-four trillion, two hundred sixty-five billion, sixty-four million, three hundred fifty-five thousand, six hundred forty-five".