40421212323004 has 12 divisors (see below), whose sum is σ = 70737179510200. Its totient is φ = 20210589605808.

The previous prime is 40421212322993. The next prime is 40421212323083. The reversal of 40421212323004 is 40032321212404.

It is a super-2 number, since 2×40421212323004² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2558782 + ... + 9348250.

Almost surely, 2^{40421212323004} is an apocalyptic number.

It is an amenable number.

40421212323004 is a deficient number, since it is larger than the sum of its proper divisors (30315967187196).

40421212323004 is a wasteful number, since it uses less digits than its factorization.

40421212323004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8277852 (or 8277850 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40421212323004 its reverse (40032321212404), we get a palindrome (80453533535408).

The spelling of 40421212323004 in words is "forty trillion, four hundred twenty-one billion, two hundred twelve million, three hundred twenty-three thousand, four".