10421414520 has 128 divisors (see below), whose sum is σ = 34130730240. Its totient is φ = 2524605440.

The previous prime is 10421414501. The next prime is 10421414527. The reversal of 10421414520 is 2541412401.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421414527) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3664219 + ... + 3667061.

It is an arithmetic number, because the mean of its divisors is an integer number (266646330).

Almost surely, 2^10421414520 is an apocalyptic number.

10421414520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10421414520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17065365120).

10421414520 is an abundant number, since it is smaller than the sum of its proper divisors (23709315720).

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

10421414520 is a wasteful number, since it uses less digits than its factorization.

10421414520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5645 (or 5641 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 10421414520 its reverse (2541412401), we get a palindrome (12962826921).

The spelling of 10421414520 in words is "ten billion, four hundred twenty-one million, four hundred fourteen thousand, five hundred twenty".