423967774172 has 12 divisors (see below), whose sum is σ = 765877269696. Its totient is φ = 205145697120.

The previous prime is 423967774159. The next prime is 423967774183. The reversal of 423967774172 is 271477769324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1709547353 + ... + 1709547600.

It is an arithmetic number, because the mean of its divisors is an integer number (63823105808).

Almost surely, 2^423967774172 is an apocalyptic number.

It is an amenable number.

423967774172 is a deficient number, since it is larger than the sum of its proper divisors (341909495524).

423967774172 is a wasteful number, since it uses less digits than its factorization.

423967774172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419094988 (or 3419094986 counting only the distinct ones).

The product of its digits is 24893568, while the sum is 59.

The spelling of 423967774172 in words is "four hundred twenty-three billion, nine hundred sixty-seven million, seven hundred seventy-four thousand, one hundred seventy-two".