207194776116431 has 4 divisors (see below), whose sum is σ = 212248307241264. Its totient is φ = 202141244991600.

The previous prime is 207194776116421. The next prime is 207194776116491. The reversal of 207194776116431 is 134611677491702.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-207194776116431 is a prime.

It is a super-2 number, since 2×207194776116431² (a number of 29 digits) contains 22 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 (207194776116401) 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, 2526765562355 + ... + 2526765562436.

It is an arithmetic number, because the mean of its divisors is an integer number (53062076810316).

Almost surely, 2^{207194776116431} is an apocalyptic number.

207194776116431 is a deficient number, since it is larger than the sum of its proper divisors (5053531124833).

207194776116431 is an equidigital number, since it uses as much as digits as its factorization.

207194776116431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053531124832.

The product of its (nonzero) digits is 10668672, while the sum is 59.

The spelling of 207194776116431 in words is "two hundred seven trillion, one hundred ninety-four billion, seven hundred seventy-six million, one hundred sixteen thousand, four hundred thirty-one".