42400451522 has 16 divisors (see below), whose sum is σ = 74719677312. Its totient is φ = 17790399120.

The previous prime is 42400451503. The next prime is 42400451537. The reversal of 42400451522 is 22515400424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74126378 + ... + 74126949.

It is an arithmetic number, because the mean of its divisors is an integer number (4669979832).

Almost surely, 2^42400451522 is an apocalyptic number.

42400451522 is a deficient number, since it is larger than the sum of its proper divisors (32319225790).

42400451522 is a wasteful number, since it uses less digits than its factorization.

42400451522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148253353.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 42400451522 its reverse (22515400424), we get a palindrome (64915851946).

The spelling of 42400451522 in words is "forty-two billion, four hundred million, four hundred fifty-one thousand, five hundred twenty-two".