4461155646 has 8 divisors (see below), whose sum is σ = 8922311304. Its totient is φ = 1487051880.

The previous prime is 4461155617. The next prime is 4461155651. The reversal of 4461155646 is 6465511644.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

4461155646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 4461155598 and 4461155607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371762965 + ... + 371762976.

It is an arithmetic number, because the mean of its divisors is an integer number (1115288913).

Almost surely, 2^4461155646 is an apocalyptic number.

4461155646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4461155646 is a wasteful number, since it uses less digits than its factorization.

4461155646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743525946.

The product of its digits is 345600, while the sum is 42.

The square root of 4461155646 is about 66791.8830846982. The cubic root of 4461155646 is about 1646.1994739029.

The spelling of 4461155646 in words is "four billion, four hundred sixty-one million, one hundred fifty-five thousand, six hundred forty-six".