426426503847 has 16 divisors (see below), whose sum is σ = 605039097600. Its totient is φ = 266217190272.

The previous prime is 426426503827. The next prime is 426426503869. The reversal of 426426503847 is 748305624624.

It is not a de Polignac number, because 426426503847 - 2¹⁹ = 426425979559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 426426503847.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426426503827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20998153 + ... + 21018450.

It is an arithmetic number, because the mean of its divisors is an integer number (37814943600).

Almost surely, 2^426426503847 is an apocalyptic number.

426426503847 is a deficient number, since it is larger than the sum of its proper divisors (178612593753).

426426503847 is a wasteful number, since it uses less digits than its factorization.

426426503847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42016822.

The product of its (nonzero) digits is 7741440, while the sum is 51.

The spelling of 426426503847 in words is "four hundred twenty-six billion, four hundred twenty-six million, five hundred three thousand, eight hundred forty-seven".