45031422040 has 32 divisors (see below), whose sum is σ = 110531673360. Its totient is φ = 16375062400.

The previous prime is 45031422011. The next prime is 45031422049. The reversal of 45031422040 is 4022413054.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 45031421996 and 45031422014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45031422049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 51171631 + ... + 51172510.

Almost surely, 2^45031422040 is an apocalyptic number.

45031422040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45031422040 is an abundant number, since it is smaller than the sum of its proper divisors (65500251320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45031422040 is a wasteful number, since it uses less digits than its factorization.

45031422040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102344163 (or 102344159 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 45031422040 its reverse (4022413054), we get a palindrome (49053835094).

The spelling of 45031422040 in words is "forty-five billion, thirty-one million, four hundred twenty-two thousand, forty".