42340032023 has 8 divisors (see below), whose sum is σ = 44875877760. Its totient is φ = 39809214720.

The previous prime is 42340032019. The next prime is 42340032029. The reversal of 42340032023 is 32023004324.

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

It is a cyclic number.

It is not a de Polignac number, because 42340032023 - 2² = 42340032019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42340032023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42340032029) 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, 1239758 + ... + 1273451.

It is an arithmetic number, because the mean of its divisors is an integer number (5609484720).

Almost surely, 2^42340032023 is an apocalyptic number.

42340032023 is a deficient number, since it is larger than the sum of its proper divisors (2535845737).

42340032023 is a wasteful number, since it uses less digits than its factorization.

42340032023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514217.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 42340032023 its reverse (32023004324), we get a palindrome (74363036347).

The spelling of 42340032023 in words is "forty-two billion, three hundred forty million, thirty-two thousand, twenty-three".