2251152406606 has 4 divisors (see below), whose sum is σ = 3376728609912. Its totient is φ = 1125576203302.

The previous prime is 2251152406561. The next prime is 2251152406663. The reversal of 2251152406606 is 6066042511522.

It is a happy number.

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

It is a Smith number, since the sum of its digits (40) 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 an unprimeable number.

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, 562788101650 + ... + 562788101653.

It is an arithmetic number, because the mean of its divisors is an integer number (844182152478).

Almost surely, 2^{2251152406606} is an apocalyptic number.

2251152406606 is a deficient number, since it is larger than the sum of its proper divisors (1125576203306).

2251152406606 is a wasteful number, since it uses less digits than its factorization.

2251152406606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125576203305.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 2251152406606 in words is "two trillion, two hundred fifty-one billion, one hundred fifty-two million, four hundred six thousand, six hundred six".