421053003125000 has 144 divisors (see below), whose sum is σ = 1038781694706000. Its totient is φ = 159556905000000.

The previous prime is 421053003124907. The next prime is 421053003125039. The reversal of 421053003125000 is 521300350124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 55829291 + ... + 62920709.

Almost surely, 2^{421053003125000} is an apocalyptic number.

421053003125000 is a gapful number since it is divisible by the number (40) 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 421053003125000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (519390847353000).

421053003125000 is an abundant number, since it is smaller than the sum of its proper divisors (617728691581000).

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

421053003125000 is an frugal number, since it uses more digits than its factorization.

421053003125000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091484 (or 7091445 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 421053003125000 its reverse (521300350124), we get a palindrome (421574303475124).

The spelling of 421053003125000 in words is "four hundred twenty-one trillion, fifty-three billion, three million, one hundred twenty-five thousand".