7772940477623 has 2 divisors, whose sum is σ = 7772940477624. Its totient is φ = 7772940477622.

The previous prime is 7772940477571. The next prime is 7772940477641. The reversal of 7772940477623 is 3267740492777.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7772940477623 - 2²⁴ = 7772923700407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7772940477623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7772940477023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3886470238811 + 3886470238812.

It is an arithmetic number, because the mean of its divisors is an integer number (3886470238812).

Almost surely, 2^{7772940477623} is an apocalyptic number.

7772940477623 is a deficient number, since it is larger than the sum of its proper divisors (1).

7772940477623 is an equidigital number, since it uses as much as digits as its factorization.

7772940477623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174254976, while the sum is 65.

The spelling of 7772940477623 in words is "seven trillion, seven hundred seventy-two billion, nine hundred forty million, four hundred seventy-seven thousand, six hundred twenty-three".