136674413437 has 8 divisors (see below), whose sum is σ = 136867473720. Its totient is φ = 136481479680.

The previous prime is 136674413431. The next prime is 136674413471. The reversal of 136674413437 is 734314476631.

It can be written as a sum of positive squares in 4 ways, for example, as 99697431001 + 36976982436 = 315749^2 + 192294^2 .

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 136674413437 - 2²³ = 136666024829 is a prime.

It is a super-3 number, since 3×136674413437³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136674413431) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2244489 + ... + 2304577.

It is an arithmetic number, because the mean of its divisors is an integer number (17108434215).

Almost surely, 2^136674413437 is an apocalyptic number.

It is an amenable number.

136674413437 is a deficient number, since it is larger than the sum of its proper divisors (193060283).

136674413437 is a wasteful number, since it uses less digits than its factorization.

136674413437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63263.

The product of its digits is 3048192, while the sum is 49.

The spelling of 136674413437 in words is "one hundred thirty-six billion, six hundred seventy-four million, four hundred thirteen thousand, four hundred thirty-seven".