420579533923 has 8 divisors (see below), whose sum is σ = 423530928576. Its totient is φ = 417638265000.

The previous prime is 420579533839. The next prime is 420579534029. The reversal of 420579533923 is 329335975024.

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 420579533923 - 2³³ = 411989599331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420279533923) 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, 2448061 + ... + 2614222.

It is an arithmetic number, because the mean of its divisors is an integer number (52941366072).

Almost surely, 2^420579533923 is an apocalyptic number.

420579533923 is a deficient number, since it is larger than the sum of its proper divisors (2951394653).

420579533923 is a wasteful number, since it uses less digits than its factorization.

420579533923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5062865.

The product of its (nonzero) digits is 6123600, while the sum is 52.

The spelling of 420579533923 in words is "four hundred twenty billion, five hundred seventy-nine million, five hundred thirty-three thousand, nine hundred twenty-three".