726271145626461 has 8 divisors (see below), whose sum is σ = 1001753304312480. Its totient is φ = 467484875345712.

The previous prime is 726271145626421. The next prime is 726271145626463. The reversal of 726271145626461 is 164626541172627.

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

It is not a de Polignac number, because 726271145626461 - 2¹³ = 726271145618269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 726271145626395 and 726271145626404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (726271145626463) 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, 4173972101215 + ... + 4173972101388.

It is an arithmetic number, because the mean of its divisors is an integer number (125219163039060).

Almost surely, 2^{726271145626461} is an apocalyptic number.

It is an amenable number.

726271145626461 is a deficient number, since it is larger than the sum of its proper divisors (275482158686019).

726271145626461 is a wasteful number, since it uses less digits than its factorization.

726271145626461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8347944202635.

The product of its digits is 40642560, while the sum is 60.

The spelling of 726271145626461 in words is "seven hundred twenty-six trillion, two hundred seventy-one billion, one hundred forty-five million, six hundred twenty-six thousand, four hundred sixty-one".