439221826087 has 24 divisors (see below), whose sum is σ = 484590779568. Its totient is φ = 397797333120.

The previous prime is 439221826073. The next prime is 439221826117. The reversal of 439221826087 is 780628122934.

It is not a de Polignac number, because 439221826087 - 2¹⁵ = 439221793319 is a prime.

It is a super-2 number, since 2×439221826087² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439221826027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122241963 + ... + 122245555.

It is an arithmetic number, because the mean of its divisors is an integer number (20191282482).

Almost surely, 2^439221826087 is an apocalyptic number.

439221826087 is a deficient number, since it is larger than the sum of its proper divisors (45368953481).

439221826087 is a wasteful number, since it uses less digits than its factorization.

439221826087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7119 (or 7108 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 439221826087 in words is "four hundred thirty-nine billion, two hundred twenty-one million, eight hundred twenty-six thousand, eighty-seven".