431442123039 has 6 divisors (see below), whose sum is σ = 623194177736. Its totient is φ = 287628082020.

The previous prime is 431442123031. The next prime is 431442123067. The reversal of 431442123039 is 930321244134.

431442123039 is a `hidden beast` number, since 431 + 4 + 4 + 212 + 3 + 0 + 3 + 9 = 666.

It is not a de Polignac number, because 431442123039 - 2³ = 431442123031 is a prime.

It is a super-2 number, since 2×431442123039² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 431442122994 and 431442123012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431442123031) 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, 23969006827 + ... + 23969006844.

Almost surely, 2^431442123039 is an apocalyptic number.

431442123039 is a deficient number, since it is larger than the sum of its proper divisors (191752054697).

431442123039 is a wasteful number, since it uses less digits than its factorization.

431442123039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47938013677 (or 47938013674 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 431442123039 in words is "four hundred thirty-one billion, four hundred forty-two million, one hundred twenty-three thousand, thirty-nine".