207772255051 has 6 divisors (see below), whose sum is σ = 215183870252. Its totient is φ = 200607693720.

The previous prime is 207772255043. The next prime is 207772255073. The reversal of 207772255051 is 150552277702.

It is not a de Polignac number, because 207772255051 - 2³ = 207772255043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 207772254989 and 207772255007.

It is not an unprimeable number, because it can be changed into a prime (207772255021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123526065 + ... + 123527746.

Almost surely, 2^207772255051 is an apocalyptic number.

207772255051 is a deficient number, since it is larger than the sum of its proper divisors (7411615201).

207772255051 is an equidigital number, since it uses as much as digits as its factorization.

207772255051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247053869 (or 247053840 counting only the distinct ones).

The product of its (nonzero) digits is 343000, while the sum is 43.

The spelling of 207772255051 in words is "two hundred seven billion, seven hundred seventy-two million, two hundred fifty-five thousand, fifty-one".