40422146522 has 8 divisors (see below), whose sum is σ = 60658692372. Its totient is φ = 20202582400.

The previous prime is 40422146521. The next prime is 40422146551. The reversal of 40422146522 is 22564122404.

It can be written as a sum of positive squares in 2 ways, for example, as 31695036961 + 8727109561 = 178031^2 + 93419^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40422146521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4239479 + ... + 4249002.

Almost surely, 2^40422146522 is an apocalyptic number.

40422146522 is a deficient number, since it is larger than the sum of its proper divisors (20236545850).

40422146522 is a wasteful number, since it uses less digits than its factorization.

40422146522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8490864.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 40422146522 its reverse (22564122404), we get a palindrome (62986268926).

The spelling of 40422146522 in words is "forty billion, four hundred twenty-two million, one hundred forty-six thousand, five hundred twenty-two".