4020041420402 has 16 divisors (see below), whose sum is σ = 6894622195200. Its totient is φ = 1722094240128.

The previous prime is 4020041420341. The next prime is 4020041420431. The reversal of 4020041420402 is 2040241400204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65022527 + ... + 65084322.

It is an arithmetic number, because the mean of its divisors is an integer number (430913887200).

Almost surely, 2^{4020041420402} is an apocalyptic number.

4020041420402 is a deficient number, since it is larger than the sum of its proper divisors (2874580774798).

4020041420402 is a wasteful number, since it uses less digits than its factorization.

4020041420402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130109065.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 4020041420402 its reverse (2040241400204), we get a palindrome (6060282820606).

The spelling of 4020041420402 in words is "four trillion, twenty billion, forty-one million, four hundred twenty thousand, four hundred two".