40422130318 has 4 divisors (see below), whose sum is σ = 60633195480. Its totient is φ = 20211065158.

The previous prime is 40422130313. The next prime is 40422130351. The reversal of 40422130318 is 81303122404.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×40422130318² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40422130313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105532578 + ... + 10105532581.

It is an arithmetic number, because the mean of its divisors is an integer number (15158298870).

Almost surely, 2^40422130318 is an apocalyptic number.

40422130318 is a deficient number, since it is larger than the sum of its proper divisors (20211065162).

40422130318 is a wasteful number, since it uses less digits than its factorization.

40422130318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20211065161.

The product of its (nonzero) digits is 4608, while the sum is 28.

The spelling of 40422130318 in words is "forty billion, four hundred twenty-two million, one hundred thirty thousand, three hundred eighteen".