420142603364 has 24 divisors (see below), whose sum is σ = 802221341376. Its totient is φ = 190942740000.

The previous prime is 420142603357. The next prime is 420142603403. The reversal of 420142603364 is 463306241024.

It is a super-2 number, since 2×420142603364² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505547 + ... + 1046834.

It is an arithmetic number, because the mean of its divisors is an integer number (33425889224).

Almost surely, 2^420142603364 is an apocalyptic number.

420142603364 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420142603364 is a deficient number, since it is larger than the sum of its proper divisors (382078738012).

420142603364 is a wasteful number, since it uses less digits than its factorization.

420142603364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558547 (or 1558545 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 420142603364 its reverse (463306241024), we get a palindrome (883448844388).

The spelling of 420142603364 in words is "four hundred twenty billion, one hundred forty-two million, six hundred three thousand, three hundred sixty-four".