2666132074 has 4 divisors (see below), whose sum is σ = 3999198114. Its totient is φ = 1333066036.

The previous prime is 2666132071. The next prime is 2666132089. The reversal of 2666132074 is 4702316662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2006412849 + 659719225 = 44793^2 + 25685^2 .

It is not an unprimeable number, because it can be changed into a prime (2666132071) 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 as a sum of consecutive naturals, namely, 666533017 + ... + 666533020.

Almost surely, 2^2666132074 is an apocalyptic number.

2666132074 is a deficient number, since it is larger than the sum of its proper divisors (1333066040).

2666132074 is a wasteful number, since it uses less digits than its factorization.

2666132074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333066039.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 2666132074 is about 51634.6015187490. The cubic root of 2666132074 is about 1386.6298760451.

The spelling of 2666132074 in words is "two billion, six hundred sixty-six million, one hundred thirty-two thousand, seventy-four".