440874698723 has 2 divisors, whose sum is σ = 440874698724. Its totient is φ = 440874698722.

The previous prime is 440874698713. The next prime is 440874698777. The reversal of 440874698723 is 327896478044.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440874698723 - 2¹⁶ = 440874633187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (440874698713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220437349361 + 220437349362.

It is an arithmetic number, because the mean of its divisors is an integer number (220437349362).

Almost surely, 2^440874698723 is an apocalyptic number.

440874698723 is a deficient number, since it is larger than the sum of its proper divisors (1).

440874698723 is an equidigital number, since it uses as much as digits as its factorization.

440874698723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65028096, while the sum is 62.

The spelling of 440874698723 in words is "four hundred forty billion, eight hundred seventy-four million, six hundred ninety-eight thousand, seven hundred twenty-three".