726402422996 has 24 divisors (see below), whose sum is σ = 1274854355880. Its totient is φ = 362159078400.

The previous prime is 726402422969. The next prime is 726402423007. The reversal of 726402422996 is 699224204627.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2762974096 + 723639448900 = 52564^2 + 850670^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3802076 + ... + 3988556.

It is an arithmetic number, because the mean of its divisors is an integer number (53118931495).

Almost surely, 2^726402422996 is an apocalyptic number.

It is an amenable number.

726402422996 is a deficient number, since it is larger than the sum of its proper divisors (548451932884).

726402422996 is a wasteful number, since it uses less digits than its factorization.

726402422996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189275 (or 189273 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 726402422996 in words is "seven hundred twenty-six billion, four hundred two million, four hundred twenty-two thousand, nine hundred ninety-six".