136624422471 has 4 divisors (see below), whose sum is σ = 182165896632. Its totient is φ = 91082948312.

The previous prime is 136624422469. The next prime is 136624422499. The reversal of 136624422471 is 174224426631.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 136624422471 - 2¹ = 136624422469 is a prime.

It is a super-3 number, since 3×136624422471³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136624422871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22770737076 + ... + 22770737081.

It is an arithmetic number, because the mean of its divisors is an integer number (45541474158).

Almost surely, 2^136624422471 is an apocalyptic number.

136624422471 is a deficient number, since it is larger than the sum of its proper divisors (45541474161).

136624422471 is an equidigital number, since it uses as much as digits as its factorization.

136624422471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45541474160.

The product of its digits is 387072, while the sum is 42.

The spelling of 136624422471 in words is "one hundred thirty-six billion, six hundred twenty-four million, four hundred twenty-two thousand, four hundred seventy-one".