21460413532 has 12 divisors (see below), whose sum is σ = 37888076016. Its totient is φ = 10635248960.

The previous prime is 21460413503. The next prime is 21460413547. The reversal of 21460413532 is 23531406412.

It is a junction number, because it is equal to n+sod(n) for n = 21460413494 and 21460413503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23738944 + ... + 23739847.

It is an arithmetic number, because the mean of its divisors is an integer number (3157339668).

Almost surely, 2^21460413532 is an apocalyptic number.

It is an amenable number.

21460413532 is a deficient number, since it is larger than the sum of its proper divisors (16427662484).

21460413532 is a wasteful number, since it uses less digits than its factorization.

21460413532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47478908 (or 47478906 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 21460413532 its reverse (23531406412), we get a palindrome (44991819944).

The spelling of 21460413532 in words is "twenty-one billion, four hundred sixty million, four hundred thirteen thousand, five hundred thirty-two".