724350390969 has 4 divisors (see below), whose sum is σ = 965800521296. Its totient is φ = 482900260644.

The previous prime is 724350390961. The next prime is 724350391021. The reversal of 724350390969 is 969093053427.

It is a happy number.

724350390969 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 724350390969 - 2³ = 724350390961 is a prime.

It is a super-2 number, since 2×724350390969² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (724350390961) 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, 120725065159 + ... + 120725065164.

It is an arithmetic number, because the mean of its divisors is an integer number (241450130324).

Almost surely, 2^724350390969 is an apocalyptic number.

It is an amenable number.

724350390969 is a deficient number, since it is larger than the sum of its proper divisors (241450130327).

724350390969 is a wasteful number, since it uses less digits than its factorization.

724350390969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241450130326.

The product of its (nonzero) digits is 11022480, while the sum is 57.

The spelling of 724350390969 in words is "seven hundred twenty-four billion, three hundred fifty million, three hundred ninety thousand, nine hundred sixty-nine".