2046771872 has 12 divisors (see below), whose sum is σ = 4029582186. Its totient is φ = 1023385920.

The previous prime is 2046771851. The next prime is 2046771907. The reversal of 2046771872 is 2781776402.

It can be written as a sum of positive squares in only one way, i.e., 1790643856 + 256128016 = 42316^2 + 16004^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31980779 + ... + 31980842.

Almost surely, 2^2046771872 is an apocalyptic number.

It is an amenable number.

2046771872 is a deficient number, since it is larger than the sum of its proper divisors (1982810314).

2046771872 is an equidigital number, since it uses as much as digits as its factorization.

2046771872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63961631 (or 63961623 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 44.

The square root of 2046771872 is about 45241.2629355105. The cubic root of 2046771872 is about 1269.6669455456. Note that the first 3 decimals are identical.

The spelling of 2046771872 in words is "two billion, forty-six million, seven hundred seventy-one thousand, eight hundred seventy-two".