40522808661 has 8 divisors (see below), whose sum is σ = 54074959200. Its totient is φ = 26992931952.

The previous prime is 40522808633. The next prime is 40522808663. The reversal of 40522808661 is 16680822504.

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

It is not a de Polignac number, because 40522808661 - 2¹¹ = 40522806613 is a prime.

It is a super-2 number, since 2×40522808661² (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 (40522808663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5564211 + ... + 5571488.

It is an arithmetic number, because the mean of its divisors is an integer number (6759369900).

Almost surely, 2^40522808661 is an apocalyptic number.

It is an amenable number.

40522808661 is a deficient number, since it is larger than the sum of its proper divisors (13552150539).

40522808661 is a wasteful number, since it uses less digits than its factorization.

40522808661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11136915.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 40522808661 in words is "forty billion, five hundred twenty-two million, eight hundred eight thousand, six hundred sixty-one".