2051646008 has 16 divisors (see below), whose sum is σ = 3847326000. Its totient is φ = 1025692416.

The previous prime is 2051645963. The next prime is 2051646019. The reversal of 2051646008 is 8006461502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95528 + ... + 115016.

It is an arithmetic number, because the mean of its divisors is an integer number (240457875).

Almost surely, 2^2051646008 is an apocalyptic number.

It is an amenable number.

2051646008 is a deficient number, since it is larger than the sum of its proper divisors (1795679992).

2051646008 is a wasteful number, since it uses less digits than its factorization.

2051646008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32654 (or 32650 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2051646008 is about 45295.0991609468. The cubic root of 2051646008 is about 1270.6739985760.

The spelling of 2051646008 in words is "two billion, fifty-one million, six hundred forty-six thousand, eight".