461690368500 has 48 divisors (see below), whose sum is σ = 1344442357440. Its totient is φ = 123117431200.

The previous prime is 461690368481. The next prime is 461690368549. The reversal of 461690368500 is 5863096164.

It is a self number, because there is not a number n which added to its sum of digits gives 461690368500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153895290 + ... + 153898289.

It is an arithmetic number, because the mean of its divisors is an integer number (28009215780).

Almost surely, 2^461690368500 is an apocalyptic number.

It is an amenable number.

461690368500 is an abundant number, since it is smaller than the sum of its proper divisors (882751988940).

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

461690368500 is a wasteful number, since it uses less digits than its factorization.

461690368500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307793601 (or 307793589 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 461690368500 in words is "four hundred sixty-one billion, six hundred ninety million, three hundred sixty-eight thousand, five hundred".