424452015623 has 4 divisors (see below), whose sum is σ = 424475048328. Its totient is φ = 424428982920.

The previous prime is 424452015539. The next prime is 424452015653. The reversal of 424452015623 is 326510254424.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424452015623 - 2¹⁴ = 424451999239 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 (424452015653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11488688 + ... + 11525573.

It is an arithmetic number, because the mean of its divisors is an integer number (106118762082).

Almost surely, 2^424452015623 is an apocalyptic number.

424452015623 is a deficient number, since it is larger than the sum of its proper divisors (23032705).

424452015623 is a wasteful number, since it uses less digits than its factorization.

424452015623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23032704.

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

The spelling of 424452015623 in words is "four hundred twenty-four billion, four hundred fifty-two million, fifteen thousand, six hundred twenty-three".