421624354474 has 8 divisors (see below), whose sum is σ = 632446562880. Its totient is φ = 210808833516.

The previous prime is 421624354469. The next prime is 421624354477. The reversal of 421624354474 is 474453426124.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (421624354477) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1511154 + ... + 1768285.

It is an arithmetic number, because the mean of its divisors is an integer number (79055820360).

Almost surely, 2^421624354474 is an apocalyptic number.

421624354474 is a deficient number, since it is larger than the sum of its proper divisors (210822208406).

421624354474 is a wasteful number, since it uses less digits than its factorization.

421624354474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3343724.

The product of its digits is 2580480, while the sum is 46.

The spelling of 421624354474 in words is "four hundred twenty-one billion, six hundred twenty-four million, three hundred fifty-four thousand, four hundred seventy-four".