421624707983 has 8 divisors (see below), whose sum is σ = 435870702960. Its totient is φ = 407567401920.

The previous prime is 421624707967. The next prime is 421624708039. The reversal of 421624707983 is 389707426124.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 421624707983 - 2⁴ = 421624707967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421624607983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47167685 + ... + 47176622.

It is an arithmetic number, because the mean of its divisors is an integer number (54483837870).

Almost surely, 2^421624707983 is an apocalyptic number.

421624707983 is a deficient number, since it is larger than the sum of its proper divisors (14245994977).

421624707983 is a wasteful number, since it uses less digits than its factorization.

421624707983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94344457.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The spelling of 421624707983 in words is "four hundred twenty-one billion, six hundred twenty-four million, seven hundred seven thousand, nine hundred eighty-three".