10320244477 has 2 divisors, whose sum is σ = 10320244478. Its totient is φ = 10320244476.

The previous prime is 10320244427. The next prime is 10320244483. The reversal of 10320244477 is 77444202301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8868177241 + 1452067236 = 94171^2 + 38106^2 .

It is a cyclic number.

It is not a de Polignac number, because 10320244477 - 2¹⁹ = 10319720189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10320244427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160122238 + 5160122239.

It is an arithmetic number, because the mean of its divisors is an integer number (5160122239).

Almost surely, 2^10320244477 is an apocalyptic number.

It is an amenable number.

10320244477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10320244477 is an equidigital number, since it uses as much as digits as its factorization.

10320244477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37632, while the sum is 34.

Adding to 10320244477 its reverse (77444202301), we get a palindrome (87764446778).

The spelling of 10320244477 in words is "ten billion, three hundred twenty million, two hundred forty-four thousand, four hundred seventy-seven".