207136802169231 has 8 divisors (see below), whose sum is σ = 301289894064384. Its totient is φ = 125537455860120.

The previous prime is 207136802169229. The next prime is 207136802169257. The reversal of 207136802169231 is 132961208631702.

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

It is not a de Polignac number, because 207136802169231 - 2¹ = 207136802169229 is a prime.

It is a super-2 number, since 2×207136802169231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207136802169631) 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, 3138436396471 + ... + 3138436396536.

It is an arithmetic number, because the mean of its divisors is an integer number (37661236758048).

Almost surely, 2^{207136802169231} is an apocalyptic number.

207136802169231 is a deficient number, since it is larger than the sum of its proper divisors (94153091895153).

207136802169231 is a wasteful number, since it uses less digits than its factorization.

207136802169231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276872793021.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 207136802169231 in words is "two hundred seven trillion, one hundred thirty-six billion, eight hundred two million, one hundred sixty-nine thousand, two hundred thirty-one".