42323565651 has 8 divisors (see below), whose sum is σ = 56777626560. Its totient is φ = 28042607592.

The previous prime is 42323565629. The next prime is 42323565709. The reversal of 42323565651 is 15656532324.

It is a happy number.

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

It is not a de Polignac number, because 42323565651 - 2¹⁸ = 42323303507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42323565601) 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, 43275141 + ... + 43276118.

It is an arithmetic number, because the mean of its divisors is an integer number (7097203320).

Almost surely, 2^42323565651 is an apocalyptic number.

42323565651 is a deficient number, since it is larger than the sum of its proper divisors (14454060909).

42323565651 is a wasteful number, since it uses less digits than its factorization.

42323565651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86551425.

The product of its digits is 648000, while the sum is 42.

The spelling of 42323565651 in words is "forty-two billion, three hundred twenty-three million, five hundred sixty-five thousand, six hundred fifty-one".