726123276512 has 24 divisors (see below), whose sum is σ = 1429586368056. Its totient is φ = 363053722752.

The previous prime is 726123276511. The next prime is 726123276551. The reversal of 726123276512 is 215672321627.

It is a super-2 number, since 2×726123276512² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726123276511) 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, 1415243 + ... + 1858805.

It is an arithmetic number, because the mean of its divisors is an integer number (59566098669).

Almost surely, 2^726123276512 is an apocalyptic number.

It is an amenable number.

726123276512 is a deficient number, since it is larger than the sum of its proper divisors (703463091544).

726123276512 is a wasteful number, since it uses less digits than its factorization.

726123276512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494730 (or 494722 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The spelling of 726123276512 in words is "seven hundred twenty-six billion, one hundred twenty-three million, two hundred seventy-six thousand, five hundred twelve".