21414000504 has 64 divisors (see below), whose sum is σ = 58879779840. Its totient is φ = 6448728960.

The previous prime is 21414000469. The next prime is 21414000533. The reversal of 21414000504 is 40500041412.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 715492 + ... + 744819.

It is an arithmetic number, because the mean of its divisors is an integer number (919996560).

Almost surely, 2^21414000504 is an apocalyptic number.

21414000504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21414000504 is an abundant number, since it is smaller than the sum of its proper divisors (37465779336).

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

21414000504 is a wasteful number, since it uses less digits than its factorization.

21414000504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460380 (or 1460376 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 21414000504 its reverse (40500041412), we get a palindrome (61914041916).

The spelling of 21414000504 in words is "twenty-one billion, four hundred fourteen million, five hundred four", and thus it is an aban number.