1846149664 has 12 divisors (see below), whose sum is σ = 3634607214. Its totient is φ = 923074816.

The previous prime is 1846149631. The next prime is 1846149673. The reversal of 1846149664 is 4669416481.

It can be written as a sum of positive squares in only one way, i.e., 1482866064 + 363283600 = 38508^2 + 19060^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28846057 + ... + 28846120.

Almost surely, 2^1846149664 is an apocalyptic number.

It is an amenable number.

1846149664 is a deficient number, since it is larger than the sum of its proper divisors (1788457550).

1846149664 is an equidigital number, since it uses as much as digits as its factorization.

1846149664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57692187 (or 57692179 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The square root of 1846149664 is about 42966.8437751716. The cubic root of 1846149664 is about 1226.7487812600.

The spelling of 1846149664 in words is "one billion, eight hundred forty-six million, one hundred forty-nine thousand, six hundred sixty-four".