2658762066 has 32 divisors (see below), whose sum is σ = 5423060160. Its totient is φ = 868697024.

The previous prime is 2658762061. The next prime is 2658762083. The reversal of 2658762066 is 6602678562.

It is not an unprimeable number, because it can be changed into a prime (2658762061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387421 + ... + 394223.

It is an arithmetic number, because the mean of its divisors is an integer number (169470630).

Almost surely, 2^2658762066 is an apocalyptic number.

2658762066 is an abundant number, since it is smaller than the sum of its proper divisors (2764298094).

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

2658762066 is a wasteful number, since it uses less digits than its factorization.

2658762066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8090.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The square root of 2658762066 is about 51563.1851809021. The cubic root of 2658762066 is about 1385.3510066228.

The spelling of 2658762066 in words is "two billion, six hundred fifty-eight million, seven hundred sixty-two thousand, sixty-six".