40142141606722 has 4 divisors (see below), whose sum is σ = 60213212410086. Its totient is φ = 20071070803360.

The previous prime is 40142141606629. The next prime is 40142141606731. The reversal of 40142141606722 is 22760614124104.

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

It can be written as a sum of positive squares in only one way, i.e., 40126282989961 + 15858616761 = 6334531^2 + 125931^2 .

It is a super-2 number, since 2×40142141606722² (a number of 28 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10035535401679 + ... + 10035535401682.

Almost surely, 2^{40142141606722} is an apocalyptic number.

40142141606722 is a deficient number, since it is larger than the sum of its proper divisors (20071070803364).

40142141606722 is a wasteful number, since it uses less digits than its factorization.

40142141606722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20071070803363.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 40142141606722 in words is "forty trillion, one hundred forty-two billion, one hundred forty-one million, six hundred six thousand, seven hundred twenty-two".