427843659500 has 24 divisors (see below), whose sum is σ = 934410553440. Its totient is φ = 171137463600.

The previous prime is 427843659499. The next prime is 427843659539. The reversal of 427843659500 is 5956348724.

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, 427843160 + ... + 427844159.

It is an arithmetic number, because the mean of its divisors is an integer number (38933773060).

Almost surely, 2^427843659500 is an apocalyptic number.

It is an amenable number.

427843659500 is an abundant number, since it is smaller than the sum of its proper divisors (506566893940).

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

427843659500 is a wasteful number, since it uses less digits than its factorization.

427843659500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855687338 (or 855687326 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 427843659500 in words is "four hundred twenty-seven billion, eight hundred forty-three million, six hundred fifty-nine thousand, five hundred".