421354453124 has 24 divisors (see below), whose sum is σ = 808487241408. Its totient is φ = 190552540640.

The previous prime is 421354453109. The next prime is 421354453189.

421354453124 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×421354453124² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24296504 + ... + 24313839.

It is an arithmetic number, because the mean of its divisors is an integer number (33686968392).

Almost surely, 2^421354453124 is an apocalyptic number.

421354453124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421354453124 is a deficient number, since it is larger than the sum of its proper divisors (387132788284).

421354453124 is a wasteful number, since it uses less digits than its factorization.

421354453124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48610555 (or 48610553 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

It can be divided in two parts, 421354 and 453124, that added together give a palindrome (874478).

The spelling of 421354453124 in words is "four hundred twenty-one billion, three hundred fifty-four million, four hundred fifty-three thousand, one hundred twenty-four".