726242032446 has 32 divisors (see below), whose sum is σ = 1668672811008. Its totient is φ = 206411345760.

The previous prime is 726242032363. The next prime is 726242032459. The reversal of 726242032446 is 644230242627.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 726242032398 and 726242032407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45257625 + ... + 45273668.

It is an arithmetic number, because the mean of its divisors is an integer number (52146025344).

Almost surely, 2^726242032446 is an apocalyptic number.

726242032446 is an abundant number, since it is smaller than the sum of its proper divisors (942430778562).

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

726242032446 is a wasteful number, since it uses less digits than its factorization.

726242032446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90531496.

The product of its (nonzero) digits is 774144, while the sum is 42.

The spelling of 726242032446 in words is "seven hundred twenty-six billion, two hundred forty-two million, thirty-two thousand, four hundred forty-six".