426228043239 has 6 divisors (see below), whose sum is σ = 615662729136. Its totient is φ = 284152028820.

The previous prime is 426228043211. The next prime is 426228043243. The reversal of 426228043239 is 932340822624.

426228043239 is a `hidden beast` number, since 42 + 6 + 2 + 280 + 4 + 323 + 9 = 666.

It is not a de Polignac number, because 426228043239 - 2²¹ = 426225946087 is a prime.

It is a super-2 number, since 2×426228043239² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 426228043194 and 426228043203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426228043259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23679335727 + ... + 23679335744.

It is an arithmetic number, because the mean of its divisors is an integer number (102610454856).

Almost surely, 2^426228043239 is an apocalyptic number.

426228043239 is a deficient number, since it is larger than the sum of its proper divisors (189434685897).

426228043239 is a wasteful number, since it uses less digits than its factorization.

426228043239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47358671477 (or 47358671474 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 426228043239 in words is "four hundred twenty-six billion, two hundred twenty-eight million, forty-three thousand, two hundred thirty-nine".