134420348565 has 12 divisors (see below), whose sum is σ = 232995270924. Its totient is φ = 71690852544.

The previous prime is 134420348539. The next prime is 134420348603. The reversal of 134420348565 is 565843024431.

134420348565 is a `hidden beast` number, since 1 + 3 + 4 + 42 + 0 + 3 + 48 + 565 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 36952757361 + 97467591204 = 192231^2 + 312198^2 .

It is not a de Polignac number, because 134420348565 - 2¹⁰ = 134420347541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 2987118857 = 134420348565 / (1 + 3 + 4 + 4 + 2 + 0 + 3 + 4 + 8 + 5 + 6 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 134420348565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1493559384 + ... + 1493559473.

It is an arithmetic number, because the mean of its divisors is an integer number (19416272577).

Almost surely, 2^134420348565 is an apocalyptic number.

134420348565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134420348565 is a deficient number, since it is larger than the sum of its proper divisors (98574922359).

134420348565 is a wasteful number, since it uses less digits than its factorization.

134420348565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2987118868 (or 2987118865 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 134420348565 in words is "one hundred thirty-four billion, four hundred twenty million, three hundred forty-eight thousand, five hundred sixty-five".