461690494660 has 24 divisors (see below), whose sum is σ = 969564830976. Its totient is φ = 184673380320.

The previous prime is 461690494631. The next prime is 461690494673. The reversal of 461690494660 is 66494096164.

It is a super-2 number, since 2×461690494660² (a number of 24 digits) contains 22 as substring.

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, 1608859 + ... + 1873981.

It is an arithmetic number, because the mean of its divisors is an integer number (40398534624).

Almost surely, 2^461690494660 is an apocalyptic number.

It is an amenable number.

461690494660 is an abundant number, since it is smaller than the sum of its proper divisors (507874336316).

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

461690494660 is a wasteful number, since it uses less digits than its factorization.

461690494660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352203 (or 352201 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 55.

The spelling of 461690494660 in words is "four hundred sixty-one billion, six hundred ninety million, four hundred ninety-four thousand, six hundred sixty".