4020423000402 has 64 divisors (see below), whose sum is σ = 8169602208768. Its totient is φ = 1318755816000.

The previous prime is 4020423000311. The next prime is 4020423000403. The reversal of 4020423000402 is 2040003240204.

It is a super-2 number, since 2×4020423000402² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4020423000403) 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 31 ways as a sum of consecutive naturals, for example, 700297252 + ... + 700302992.

It is an arithmetic number, because the mean of its divisors is an integer number (127650034512).

Almost surely, 2^{4020423000402} is an apocalyptic number.

4020423000402 is an abundant number, since it is smaller than the sum of its proper divisors (4149179208366).

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

4020423000402 is a wasteful number, since it uses less digits than its factorization.

4020423000402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8655.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 4020423000402 its reverse (2040003240204), we get a palindrome (6060426240606).

The spelling of 4020423000402 in words is "four trillion, twenty billion, four hundred twenty-three million, four hundred two", and thus it is an aban number.