423319258544 has 80 divisors (see below), whose sum is σ = 1062582823680. Its totient is φ = 158652898560.

The previous prime is 423319258471. The next prime is 423319258613. The reversal of 423319258544 is 445852913324.

It is a junction number, because it is equal to n+sod(n) for n = 423319258492 and 423319258501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7623422 + ... + 7678749.

It is an arithmetic number, because the mean of its divisors is an integer number (13282285296).

Almost surely, 2^423319258544 is an apocalyptic number.

It is an amenable number.

423319258544 is an abundant number, since it is smaller than the sum of its proper divisors (639263565136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423319258544 is a wasteful number, since it uses less digits than its factorization.

423319258544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15302218 (or 15302212 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 50.

The spelling of 423319258544 in words is "four hundred twenty-three billion, three hundred nineteen million, two hundred fifty-eight thousand, five hundred forty-four".