45342231634 has 12 divisors (see below), whose sum is σ = 79117567614. Its totient is φ = 19432384944.

The previous prime is 45342231619. The next prime is 45342231643. The reversal of 45342231634 is 43613224354.

It can be written as a sum of positive squares in only one way, i.e., 45120132225 + 222099409 = 212415^2 + 14903^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45342231593 and 45342231602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231337819 + ... + 231338014.

Almost surely, 2^45342231634 is an apocalyptic number.

45342231634 is a deficient number, since it is larger than the sum of its proper divisors (33775335980).

45342231634 is a wasteful number, since it uses less digits than its factorization.

45342231634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462675849 (or 462675842 counting only the distinct ones).

The product of its digits is 207360, while the sum is 37.

Adding to 45342231634 its reverse (43613224354), we get a palindrome (88955455988).

The spelling of 45342231634 in words is "forty-five billion, three hundred forty-two million, two hundred thirty-one thousand, six hundred thirty-four".