423390710085 has 128 divisors (see below), whose sum is σ = 800124272640. Its totient is φ = 187160217600.

The previous prime is 423390710023. The next prime is 423390710137. The reversal of 423390710085 is 580017093324.

It is not a de Polignac number, because 423390710085 - 2⁸ = 423390709829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 320993056 + ... + 320994374.

It is an arithmetic number, because the mean of its divisors is an integer number (6250970880).

Almost surely, 2^423390710085 is an apocalyptic number.

It is an amenable number.

423390710085 is a deficient number, since it is larger than the sum of its proper divisors (376733562555).

423390710085 is a wasteful number, since it uses less digits than its factorization.

423390710085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 423390710085 in words is "four hundred twenty-three billion, three hundred ninety million, seven hundred ten thousand, eighty-five".