10273774565 has 12 divisors (see below), whose sum is σ = 12358948932. Its totient is φ = 8198789760.

The previous prime is 10273774471. The next prime is 10273774579. The reversal of 10273774565 is 56547737201.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 2416902244 + 7856872321 = 49162^2 + 88639^2 .

It is not a de Polignac number, because 10273774565 - 2⁸ = 10273774309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 880409 + ... + 892001.

It is an arithmetic number, because the mean of its divisors is an integer number (1029912411).

Almost surely, 2^10273774565 is an apocalyptic number.

It is an amenable number.

10273774565 is a deficient number, since it is larger than the sum of its proper divisors (2085174367).

10273774565 is an frugal number, since it uses more digits than its factorization.

10273774565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12440 (or 12019 counting only the distinct ones).

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 10273774565 in words is "ten billion, two hundred seventy-three million, seven hundred seventy-four thousand, five hundred sixty-five".