980723652757 has 2 divisors, whose sum is σ = 980723652758. Its totient is φ = 980723652756.

The previous prime is 980723652749. The next prime is 980723652763. The reversal of 980723652757 is 757256327089.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962584680996 + 18138971761 = 981114^2 + 134681^2 .

It is a cyclic number.

It is not a de Polignac number, because 980723652757 - 2³ = 980723652749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 980723652695 and 980723652704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980723655757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490361826378 + 490361826379.

It is an arithmetic number, because the mean of its divisors is an integer number (490361826379).

Almost surely, 2^980723652757 is an apocalyptic number.

It is an amenable number.

980723652757 is a deficient number, since it is larger than the sum of its proper divisors (1).

980723652757 is an equidigital number, since it uses as much as digits as its factorization.

980723652757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44452800, while the sum is 61.

The spelling of 980723652757 in words is "nine hundred eighty billion, seven hundred twenty-three million, six hundred fifty-two thousand, seven hundred fifty-seven".