2010866438 has 64 divisors (see below), whose sum is σ = 3660595200. Its totient is φ = 810311040.

The previous prime is 2010866423. The next prime is 2010866461. The reversal of 2010866438 is 8346680102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3041828 + ... + 3042488.

It is an arithmetic number, because the mean of its divisors is an integer number (57196800).

Almost surely, 2^2010866438 is an apocalyptic number.

2010866438 is a deficient number, since it is larger than the sum of its proper divisors (1649728762).

2010866438 is a wasteful number, since it uses less digits than its factorization.

2010866438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 2010866438 is about 44842.6854459008. The cubic root of 2010866438 is about 1262.1987387966.

The spelling of 2010866438 in words is "two billion, ten million, eight hundred sixty-six thousand, four hundred thirty-eight".