2047166444 has 6 divisors (see below), whose sum is σ = 3582541284. Its totient is φ = 1023583220.

The previous prime is 2047166431. The next prime is 2047166461. The reversal of 2047166444 is 4446617402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2047166398 and 2047166407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255895802 + ... + 255895809.

It is an arithmetic number, because the mean of its divisors is an integer number (597090214).

Almost surely, 2^2047166444 is an apocalyptic number.

It is an amenable number.

2047166444 is a deficient number, since it is larger than the sum of its proper divisors (1535374840).

2047166444 is a wasteful number, since it uses less digits than its factorization.

2047166444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511791615 (or 511791613 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 38.

The square root of 2047166444 is about 45245.6234789620. The cubic root of 2047166444 is about 1269.7485281333.

The spelling of 2047166444 in words is "two billion, forty-seven million, one hundred sixty-six thousand, four hundred forty-four".