3125606222666 has 16 divisors (see below), whose sum is σ = 4743801298368. Its totient is φ = 1544438126400.

The previous prime is 3125606222603. The next prime is 3125606222677. The reversal of 3125606222666 is 6662226065213.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3125606222666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24687470 + ... + 24813753.

It is an arithmetic number, because the mean of its divisors is an integer number (296487581148).

Almost surely, 2^{3125606222666} is an apocalyptic number.

3125606222666 is a deficient number, since it is larger than the sum of its proper divisors (1618195075702).

3125606222666 is a wasteful number, since it uses less digits than its factorization.

3125606222666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49501597.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 3125606222666 in words is "three trillion, one hundred twenty-five billion, six hundred six million, two hundred twenty-two thousand, six hundred sixty-six".