40662222420 has 24 divisors (see below), whose sum is σ = 113854222944. Its totient is φ = 10843259296.

The previous prime is 40662222409. The next prime is 40662222421. The reversal of 40662222420 is 2422226604.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40662222421) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 338851794 + ... + 338851913.

It is an arithmetic number, because the mean of its divisors is an integer number (4743925956).

Almost surely, 2^40662222420 is an apocalyptic number.

It is an amenable number.

40662222420 is an abundant number, since it is smaller than the sum of its proper divisors (73192000524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40662222420 is a wasteful number, since it uses less digits than its factorization.

40662222420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677703719 (or 677703717 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 40662222420 in words is "forty billion, six hundred sixty-two million, two hundred twenty-two thousand, four hundred twenty".