726837738576 has 40 divisors (see below), whose sum is σ = 1878233728800. Its totient is φ = 242205753216.

The previous prime is 726837738563. The next prime is 726837738577. The reversal of 726837738576 is 675837738627.

It is a super-3 number, since 3×726837738576³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 726837738576.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726837738577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2136655 + ... + 2453358.

It is an arithmetic number, because the mean of its divisors is an integer number (46955843220).

Almost surely, 2^726837738576 is an apocalyptic number.

It is an amenable number.

726837738576 is an abundant number, since it is smaller than the sum of its proper divisors (1151395990224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

726837738576 is a wasteful number, since it uses less digits than its factorization.

726837738576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4593323 (or 4593317 counting only the distinct ones).

The product of its digits is 497871360, while the sum is 69.

The spelling of 726837738576 in words is "seven hundred twenty-six billion, eight hundred thirty-seven million, seven hundred thirty-eight thousand, five hundred seventy-six".