40217003642 has 8 divisors (see below), whose sum is σ = 60662520000. Its totient is φ = 19996163644.

The previous prime is 40217003639. The next prime is 40217003713. The reversal of 40217003642 is 24630071204.

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

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, 56168642 + ... + 56169357.

It is an arithmetic number, because the mean of its divisors is an integer number (7582815000).

Almost surely, 2^40217003642 is an apocalyptic number.

40217003642 is a deficient number, since it is larger than the sum of its proper divisors (20445516358).

40217003642 is a wasteful number, since it uses less digits than its factorization.

40217003642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112338180.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 40217003642 its reverse (24630071204), we get a palindrome (64847074846).

The spelling of 40217003642 in words is "forty billion, two hundred seventeen million, three thousand, six hundred forty-two".