421453112225104 has 20 divisors (see below), whose sum is σ = 816567364336864. Its totient is φ = 210726050460768.

The previous prime is 421453112224993. The next prime is 421453112225137. The reversal of 421453112225104 is 401522211354124.

It is a super-2 number, since 2×421453112225104² (a number of 30 digits) contains 22 as substring.

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, 24681042 + ... + 38105905.

Almost surely, 2^{421453112225104} is an apocalyptic number.

It is an amenable number.

421453112225104 is a deficient number, since it is larger than the sum of its proper divisors (395114252111760).

421453112225104 is a wasteful number, since it uses less digits than its factorization.

421453112225104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63206482 (or 63206476 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 421453112225104 its reverse (401522211354124), we get a palindrome (822975323579228).

The spelling of 421453112225104 in words is "four hundred twenty-one trillion, four hundred fifty-three billion, one hundred twelve million, two hundred twenty-five thousand, one hundred four".