40220002684 has 12 divisors (see below), whose sum is σ = 70411454064. Its totient is φ = 20102444384.

The previous prime is 40220002679. The next prime is 40220002717. The reversal of 40220002684 is 48620002204.

40220002684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877257 + ... + 1898560.

It is an arithmetic number, because the mean of its divisors is an integer number (5867621172).

Almost surely, 2^40220002684 is an apocalyptic number.

It is an amenable number.

40220002684 is a deficient number, since it is larger than the sum of its proper divisors (30191451380).

40220002684 is a wasteful number, since it uses less digits than its factorization.

40220002684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3778484 (or 3778482 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 40220002684 its reverse (48620002204), we get a palindrome (88840004888).

The spelling of 40220002684 in words is "forty billion, two hundred twenty million, two thousand, six hundred eighty-four".