2066949358 has 16 divisors (see below), whose sum is σ = 3116969856. Its totient is φ = 1027971000.

The previous prime is 2066949343. The next prime is 2066949421. The reversal of 2066949358 is 8539496602.

It is a super-2 number, since 2×2066949358² = 8544559297073224328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440935 + ... + 445597.

It is an arithmetic number, because the mean of its divisors is an integer number (194810616).

Almost surely, 2^2066949358 is an apocalyptic number.

2066949358 is a deficient number, since it is larger than the sum of its proper divisors (1050020498).

2066949358 is a wasteful number, since it uses less digits than its factorization.

2066949358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799.

The product of its (nonzero) digits is 2799360, while the sum is 52.

The square root of 2066949358 is about 45463.7147404389. The cubic root of 2066949358 is about 1273.8255201135.

The spelling of 2066949358 in words is "two billion, sixty-six million, nine hundred forty-nine thousand, three hundred fifty-eight".