461691159660 has 72 divisors (see below), whose sum is σ = 1452332206416. Its totient is φ = 123117641280.

The previous prime is 461691159649. The next prime is 461691159667. The reversal of 461691159660 is 66951196164.

461691159660 is a `hidden beast` number, since 4 + 616 + 9 + 1 + 15 + 9 + 6 + 6 + 0 = 666.

It is a super-2 number, since 2×461691159660² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 461691159597 and 461691159606.

It is not an unprimeable number, because it can be changed into a prime (461691159667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47494231 + ... + 47503950.

Almost surely, 2^461691159660 is an apocalyptic number.

It is an amenable number.

461691159660 is an abundant number, since it is smaller than the sum of its proper divisors (990641046756).

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

461691159660 is a wasteful number, since it uses less digits than its factorization.

461691159660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94998205 (or 94998191 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 461691159660 in words is "four hundred sixty-one billion, six hundred ninety-one million, one hundred fifty-nine thousand, six hundred sixty".