42434053321 has 8 divisors (see below), whose sum is σ = 46320271488. Its totient is φ = 38552598000.

The previous prime is 42434053231. The next prime is 42434053381. The reversal of 42434053321 is 12335043424.

It is a happy number.

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 42434053321 - 2¹⁵ = 42434020553 is a prime.

It is a super-2 number, since 2×42434053321² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42434053381) 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, 1172065 + ... + 1207726.

It is an arithmetic number, because the mean of its divisors is an integer number (5790033936).

Almost surely, 2^42434053321 is an apocalyptic number.

It is an amenable number.

42434053321 is a deficient number, since it is larger than the sum of its proper divisors (3886218167).

42434053321 is a wasteful number, since it uses less digits than its factorization.

42434053321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381423.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 42434053321 its reverse (12335043424), we get a palindrome (54769096745).

The spelling of 42434053321 in words is "forty-two billion, four hundred thirty-four million, fifty-three thousand, three hundred twenty-one".