726407949012 has 12 divisors (see below), whose sum is σ = 1694951881056. Its totient is φ = 242135983000.

The previous prime is 726407948993. The next prime is 726407949017. The reversal of 726407949012 is 210949704627.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×726407949012² (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 (726407949017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30266997864 + ... + 30266997887.

It is an arithmetic number, because the mean of its divisors is an integer number (141245990088).

Almost surely, 2^726407949012 is an apocalyptic number.

It is an amenable number.

726407949012 is an abundant number, since it is smaller than the sum of its proper divisors (968543932044).

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

726407949012 is a wasteful number, since it uses less digits than its factorization.

726407949012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60533995758 (or 60533995756 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 726407949012 in words is "seven hundred twenty-six billion, four hundred seven million, nine hundred forty-nine thousand, twelve".