40505020442002 has 32 divisors (see below), whose sum is σ = 64900532966400. Its totient is φ = 18903387862800.

The previous prime is 40505020441957. The next prime is 40505020442063. The reversal of 40505020442002 is 20024402050504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1208574 + ... + 9081337.

It is an arithmetic number, because the mean of its divisors is an integer number (2028141655200).

Almost surely, 2^{40505020442002} is an apocalyptic number.

40505020442002 is a deficient number, since it is larger than the sum of its proper divisors (24395512524398).

40505020442002 is a wasteful number, since it uses less digits than its factorization.

40505020442002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10291462.

The product of its (nonzero) digits is 12800, while the sum is 28.

Adding to 40505020442002 its reverse (20024402050504), we get a palindrome (60529422492506).

The spelling of 40505020442002 in words is "forty trillion, five hundred five billion, twenty million, four hundred forty-two thousand, two".