726273336153472 has 32 divisors (see below), whose sum is σ = 1446874298861400. Its totient is φ = 363136257223680.

The previous prime is 726273336153427. The next prime is 726273336153479. The reversal of 726273336153472 is 274351633372627.

It is a tau number, because it is divible by the number of its divisors (32).

It is a self number, because there is not a number n which added to its sum of digits gives 726273336153472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726273336153479) 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, 132786772 + ... + 138148012.

Almost surely, 2^{726273336153472} is an apocalyptic number.

It is an amenable number.

726273336153472 is a deficient number, since it is larger than the sum of its proper divisors (720600962707928).

726273336153472 is a wasteful number, since it uses less digits than its factorization.

726273336153472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419594 (or 6419582 counting only the distinct ones).

The product of its digits is 160030080, while the sum is 61.

The spelling of 726273336153472 in words is "seven hundred twenty-six trillion, two hundred seventy-three billion, three hundred thirty-six million, one hundred fifty-three thousand, four hundred seventy-two".