421241153352 has 64 divisors (see below), whose sum is σ = 1080951480000. Its totient is φ = 136714306560.

The previous prime is 421241153339. The next prime is 421241153353. The reversal of 421241153352 is 253351142124.

421241153352 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (421241153353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62068 + ... + 919964.

It is an arithmetic number, because the mean of its divisors is an integer number (16889866875).

Almost surely, 2^421241153352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421241153352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (540475740000).

421241153352 is an abundant number, since it is smaller than the sum of its proper divisors (659710326648).

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

421241153352 is a wasteful number, since it uses less digits than its factorization.

421241153352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858446 (or 858442 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

Adding to 421241153352 its reverse (253351142124), we get a palindrome (674592295476).

The spelling of 421241153352 in words is "four hundred twenty-one billion, two hundred forty-one million, one hundred fifty-three thousand, three hundred fifty-two".