323020042439 has 8 divisors (see below), whose sum is σ = 353054164608. Its totient is φ = 294211802880.

The previous prime is 323020042409. The next prime is 323020042441. The reversal of 323020042439 is 934240020323.

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

It is not a de Polignac number, because 323020042439 - 2⁸ = 323020042183 is a prime.

It is a super-2 number, since 2×323020042439² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323020042409) 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, 306470102 + ... + 306471155.

It is an arithmetic number, because the mean of its divisors is an integer number (44131770576).

Almost surely, 2^323020042439 is an apocalyptic number.

323020042439 is a deficient number, since it is larger than the sum of its proper divisors (30034122169).

323020042439 is a wasteful number, since it uses less digits than its factorization.

323020042439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612941305.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 323020042439 in words is "three hundred twenty-three billion, twenty million, forty-two thousand, four hundred thirty-nine".