42456431265 has 8 divisors (see below), whose sum is σ = 67930290048. Its totient is φ = 22643430000.

The previous prime is 42456431203. The next prime is 42456431267. The reversal of 42456431265 is 56213465424.

It is a happy number.

42456431265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42456431265 - 2¹³ = 42456423073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42456431267) 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, 1415214361 + ... + 1415214390.

It is an arithmetic number, because the mean of its divisors is an integer number (8491286256).

Almost surely, 2^42456431265 is an apocalyptic number.

It is an amenable number.

42456431265 is a deficient number, since it is larger than the sum of its proper divisors (25473858783).

42456431265 is a wasteful number, since it uses less digits than its factorization.

42456431265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830428759.

The product of its digits is 691200, while the sum is 42.

Adding to 42456431265 its reverse (56213465424), we get a palindrome (98669896689).

The spelling of 42456431265 in words is "forty-two billion, four hundred fifty-six million, four hundred thirty-one thousand, two hundred sixty-five".