423008918215 has 16 divisors (see below), whose sum is σ = 546683358816. Its totient is φ = 312361142400.

The previous prime is 423008918191. The next prime is 423008918243. The reversal of 423008918215 is 512819800324.

It is not a de Polignac number, because 423008918215 - 2⁹ = 423008917703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355020 + ... + 1637710.

It is an arithmetic number, because the mean of its divisors is an integer number (34167709926).

Almost surely, 2^423008918215 is an apocalyptic number.

423008918215 is a deficient number, since it is larger than the sum of its proper divisors (123674440601).

423008918215 is a wasteful number, since it uses less digits than its factorization.

423008918215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305730.

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 423008918215 in words is "four hundred twenty-three billion, eight million, nine hundred eighteen thousand, two hundred fifteen".