2670693644 has 6 divisors (see below), whose sum is σ = 4673713884. Its totient is φ = 1335346820.

The previous prime is 2670693593. The next prime is 2670693647. The reversal of 2670693644 is 4463960762.

It is not an unprimeable number, because it can be changed into a prime (2670693647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333836702 + ... + 333836709.

It is an arithmetic number, because the mean of its divisors is an integer number (778952314).

Almost surely, 2^2670693644 is an apocalyptic number.

It is an amenable number.

2670693644 is a deficient number, since it is larger than the sum of its proper divisors (2003020240).

2670693644 is a wasteful number, since it uses less digits than its factorization.

2670693644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667673415 (or 667673413 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 47.

The square root of 2670693644 is about 51678.7542806519. The cubic root of 2670693644 is about 1387.4202351570.

The spelling of 2670693644 in words is "two billion, six hundred seventy million, six hundred ninety-three thousand, six hundred forty-four".