726270774499 has 8 divisors (see below), whose sum is σ = 728446411008. Its totient is φ = 724098389640.

The previous prime is 726270774491. The next prime is 726270774517. The reversal of 726270774499 is 994477072627.

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

It is a cyclic number.

It is not a de Polignac number, because 726270774499 - 2³ = 726270774491 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 726270774499.

It is not an unprimeable number, because it can be changed into a prime (726270774491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365167 + ... + 1259320.

It is an arithmetic number, because the mean of its divisors is an integer number (91055801376).

Almost surely, 2^726270774499 is an apocalyptic number.

726270774499 is a deficient number, since it is larger than the sum of its proper divisors (2175636509).

726270774499 is a wasteful number, since it uses less digits than its factorization.

726270774499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1625825.

The product of its (nonzero) digits is 74680704, while the sum is 64.

The spelling of 726270774499 in words is "seven hundred twenty-six billion, two hundred seventy million, seven hundred seventy-four thousand, four hundred ninety-nine".