10421261533432 has 32 divisors (see below), whose sum is σ = 20594086707600. Its totient is φ = 4930193274624.

The previous prime is 10421261533421. The next prime is 10421261533433. The reversal of 10421261533432 is 23433516212401.

10421261533432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 10421261533391 and 10421261533400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421261533433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42890733 + ... + 43133020.

Almost surely, 2^{10421261533432} is an apocalyptic number.

It is an amenable number.

10421261533432 is a deficient number, since it is larger than the sum of its proper divisors (10172825174168).

10421261533432 is a wasteful number, since it uses less digits than its factorization.

10421261533432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86024575 (or 86024571 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 10421261533432 its reverse (23433516212401), we get a palindrome (33854777745833).

The spelling of 10421261533432 in words is "ten trillion, four hundred twenty-one billion, two hundred sixty-one million, five hundred thirty-three thousand, four hundred thirty-two".