423481327990 has 16 divisors (see below), whose sum is σ = 871161589152. Its totient is φ = 145193598144.

The previous prime is 423481327961. The next prime is 423481328003. The reversal of 423481327990 is 99723184324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3024866559 + ... + 3024866698.

It is an arithmetic number, because the mean of its divisors is an integer number (54447599322).

Almost surely, 2^423481327990 is an apocalyptic number.

423481327990 is an abundant number, since it is smaller than the sum of its proper divisors (447680261162).

423481327990 is a wasteful number, since it uses less digits than its factorization.

423481327990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6049733271.

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 423481327990 in words is "four hundred twenty-three billion, four hundred eighty-one million, three hundred twenty-seven thousand, nine hundred ninety".