10544773697 has 2 divisors, whose sum is σ = 10544773698. Its totient is φ = 10544773696.

The previous prime is 10544773693. The next prime is 10544773703. The reversal of 10544773697 is 79637744501.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7444065841 + 3100707856 = 86279^2 + 55684^2 .

It is a cyclic number.

It is not a de Polignac number, because 10544773697 - 2² = 10544773693 is a prime.

It is a super-2 number, since 2×10544773697² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10544773693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5272386848 + 5272386849.

It is an arithmetic number, because the mean of its divisors is an integer number (5272386849).

Almost surely, 2^10544773697 is an apocalyptic number.

It is an amenable number.

10544773697 is a deficient number, since it is larger than the sum of its proper divisors (1).

10544773697 is an equidigital number, since it uses as much as digits as its factorization.

10544773697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 10544773697 in words is "ten billion, five hundred forty-four million, seven hundred seventy-three thousand, six hundred ninety-seven".