42365423252 has 24 divisors (see below), whose sum is σ = 77381505600. Its totient is φ = 20256863616.

The previous prime is 42365423249. The next prime is 42365423263. The reversal of 42365423252 is 25232456324.

42365423252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42365423252² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346124 + ... + 452252.

It is an arithmetic number, because the mean of its divisors is an integer number (3224229400).

Almost surely, 2^42365423252 is an apocalyptic number.

It is an amenable number.

42365423252 is a deficient number, since it is larger than the sum of its proper divisors (35016082348).

42365423252 is a wasteful number, since it uses less digits than its factorization.

42365423252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110495 (or 110493 counting only the distinct ones).

The product of its digits is 345600, while the sum is 38.

Adding to 42365423252 its reverse (25232456324), we get a palindrome (67597879576).

The spelling of 42365423252 in words is "forty-two billion, three hundred sixty-five million, four hundred twenty-three thousand, two hundred fifty-two".