726740140474 has 8 divisors (see below), whose sum is σ = 1090148665248. Its totient is φ = 363357252060.

The previous prime is 726740140351. The next prime is 726740140513. The reversal of 726740140474 is 474041047627.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6338062 + ... + 6451705.

It is an arithmetic number, because the mean of its divisors is an integer number (136268583156).

Almost surely, 2^726740140474 is an apocalyptic number.

726740140474 is a deficient number, since it is larger than the sum of its proper divisors (363408524774).

726740140474 is a wasteful number, since it uses less digits than its factorization.

726740140474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12818180.

The product of its (nonzero) digits is 1053696, while the sum is 46.

The spelling of 726740140474 in words is "seven hundred twenty-six billion, seven hundred forty million, one hundred forty thousand, four hundred seventy-four".