40424222045 has 8 divisors (see below), whose sum is σ = 48531610296. Its totient is φ = 32324348416.

The previous prime is 40424222011. The next prime is 40424222077. The reversal of 40424222045 is 54022242404.

It can be written as a sum of positive squares in 4 ways, for example, as 1919578969 + 38504643076 = 43813^2 + 196226^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 40424222045 - 2²² = 40420027741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40424221999 and 40424222017.

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, 1866812 + ... + 1888341.

It is an arithmetic number, because the mean of its divisors is an integer number (6066451287).

Almost surely, 2^40424222045 is an apocalyptic number.

It is an amenable number.

40424222045 is a deficient number, since it is larger than the sum of its proper divisors (8107388251).

40424222045 is a wasteful number, since it uses less digits than its factorization.

40424222045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3757311.

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 40424222045 its reverse (54022242404), we get a palindrome (94446464449).

The spelling of 40424222045 in words is "forty billion, four hundred twenty-four million, two hundred twenty-two thousand, forty-five".