7712375632861 has 2 divisors, whose sum is σ = 7712375632862. Its totient is φ = 7712375632860.

The previous prime is 7712375632813. The next prime is 7712375632883. The reversal of 7712375632861 is 1682365732177.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5650081460100 + 2062294172761 = 2376990^2 + 1436069^2 .

It is a cyclic number.

It is not a de Polignac number, because 7712375632861 - 2⁹ = 7712375632349 is a prime.

It is a super-2 number, since 2×7712375632861² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7712375632796 and 7712375632805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7712375632811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3856187816430 + 3856187816431.

It is an arithmetic number, because the mean of its divisors is an integer number (3856187816431).

Almost surely, 2^{7712375632861} is an apocalyptic number.

It is an amenable number.

7712375632861 is a deficient number, since it is larger than the sum of its proper divisors (1).

7712375632861 is an equidigital number, since it uses as much as digits as its factorization.

7712375632861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17781120, while the sum is 58.

The spelling of 7712375632861 in words is "seven trillion, seven hundred twelve billion, three hundred seventy-five million, six hundred thirty-two thousand, eight hundred sixty-one".