40422424442 has 16 divisors (see below), whose sum is σ = 62039645280. Its totient is φ = 19746746352.

The previous prime is 40422424433. The next prime is 40422424463. The reversal of 40422424442 is 24442422404.

It is a super-2 number, since 2×40422424442² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40422424399 and 40422424408.

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, 1031573 + ... + 1070040.

It is an arithmetic number, because the mean of its divisors is an integer number (3877477830).

Almost surely, 2^40422424442 is an apocalyptic number.

40422424442 is a deficient number, since it is larger than the sum of its proper divisors (21617220838).

40422424442 is a wasteful number, since it uses less digits than its factorization.

40422424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101837.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40422424442 its reverse (24442422404), we get a palindrome (64864846846).

The spelling of 40422424442 in words is "forty billion, four hundred twenty-two million, four hundred twenty-four thousand, four hundred forty-two".