2152769606 has 16 divisors (see below), whose sum is σ = 3480903888. Its totient is φ = 992628000.

The previous prime is 2152769603. The next prime is 2152769627. The reversal of 2152769606 is 6069672512.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152769603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12065 + ... + 66716.

It is an arithmetic number, because the mean of its divisors is an integer number (217556493).

Almost surely, 2^2152769606 is an apocalyptic number.

2152769606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2152769606 is a deficient number, since it is larger than the sum of its proper divisors (1328134282).

2152769606 is a wasteful number, since it uses less digits than its factorization.

2152769606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79847.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 2152769606 is about 46397.9482951563. The cubic root of 2152769606 is about 1291.2168487088.

The spelling of 2152769606 in words is "two billion, one hundred fifty-two million, seven hundred sixty-nine thousand, six hundred six".