723000085869 has 4 divisors (see below), whose sum is σ = 964000114496. Its totient is φ = 482000057244.

The previous prime is 723000085823. The next prime is 723000085877. The reversal of 723000085869 is 968580000327.

723000085869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 723000085869 - 2¹¹ = 723000083821 is a prime.

It is a super-2 number, since 2×723000085869² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723000085669) 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, 120500014309 + ... + 120500014314.

It is an arithmetic number, because the mean of its divisors is an integer number (241000028624).

Almost surely, 2^723000085869 is an apocalyptic number.

It is an amenable number.

723000085869 is a deficient number, since it is larger than the sum of its proper divisors (241000028627).

723000085869 is a wasteful number, since it uses less digits than its factorization.

723000085869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241000028626.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 723000085869 in words is "seven hundred twenty-three billion, eighty-five thousand, eight hundred sixty-nine".