426515526644223 has 8 divisors (see below), whose sum is σ = 571170719815600. Its totient is φ = 283102008951168.

The previous prime is 426515526644209. The next prime is 426515526644297. The reversal of 426515526644223 is 322446625515624.

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

It is not a de Polignac number, because 426515526644223 - 2⁴¹ = 424316503388671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426515526664223) 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, 310418868778 + ... + 310418870151.

It is an arithmetic number, because the mean of its divisors is an integer number (71396339976950).

Almost surely, 2^{426515526644223} is an apocalyptic number.

426515526644223 is a deficient number, since it is larger than the sum of its proper divisors (144655193171377).

426515526644223 is a wasteful number, since it uses less digits than its factorization.

426515526644223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620837739161.

The product of its digits is 82944000, while the sum is 57.

The spelling of 426515526644223 in words is "four hundred twenty-six trillion, five hundred fifteen billion, five hundred twenty-six million, six hundred forty-four thousand, two hundred twenty-three".