2066983554 has 32 divisors (see below), whose sum is σ = 4152055680. Its totient is φ = 685988352.

The previous prime is 2066983543. The next prime is 2066983579. The reversal of 2066983554 is 4553896602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2248707 + ... + 2249625.

It is an arithmetic number, because the mean of its divisors is an integer number (129751740).

Almost surely, 2^2066983554 is an apocalyptic number.

2066983554 is an abundant number, since it is smaller than the sum of its proper divisors (2085072126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2066983554 is a wasteful number, since it uses less digits than its factorization.

2066983554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2154.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 2066983554 is about 45464.0908190189. The cubic root of 2066983554 is about 1273.8325448780.

The spelling of 2066983554 in words is "two billion, sixty-six million, nine hundred eighty-three thousand, five hundred fifty-four".