136614441457 has 8 divisors (see below), whose sum is σ = 147493837736. Its totient is φ = 125787987072.

The previous prime is 136614441449. The next prime is 136614441479. The reversal of 136614441457 is 754144416631.

It can be written as a sum of positive squares in 4 ways, for example, as 51047076096 + 85567365361 = 225936^2 + 292519^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136614441457 - 2³ = 136614441449 is a prime.

It is a super-2 number, since 2×136614441457² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136614441487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13230108 + ... + 13240429.

It is an arithmetic number, because the mean of its divisors is an integer number (18436729717).

Almost surely, 2^136614441457 is an apocalyptic number.

It is an amenable number.

136614441457 is a deficient number, since it is larger than the sum of its proper divisors (10879396279).

136614441457 is a wasteful number, since it uses less digits than its factorization.

136614441457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26470947.

The product of its digits is 967680, while the sum is 46.

The spelling of 136614441457 in words is "one hundred thirty-six billion, six hundred fourteen million, four hundred forty-one thousand, four hundred fifty-seven".