440465016023 has 4 divisors (see below), whose sum is σ = 441446007600. Its totient is φ = 439484024448.

The previous prime is 440465016007. The next prime is 440465016053. The reversal of 440465016023 is 320610564044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 440465016023 - 2⁴ = 440465016007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440465016053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 490495115 + ... + 490496012.

It is an arithmetic number, because the mean of its divisors is an integer number (110361501900).

Almost surely, 2^440465016023 is an apocalyptic number.

440465016023 is a deficient number, since it is larger than the sum of its proper divisors (980991577).

440465016023 is an equidigital number, since it uses as much as digits as its factorization.

440465016023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980991576.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 440465016023 in words is "four hundred forty billion, four hundred sixty-five million, sixteen thousand, twenty-three".