1606266025772 has 12 divisors (see below), whose sum is σ = 2810986580136. Its totient is φ = 803127002880.

The previous prime is 1606266025733. The next prime is 1606266025789. The reversal of 1606266025772 is 2775206626061.

It is a happy number.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1606266025772.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871733 + ... + 1993100.

It is an arithmetic number, because the mean of its divisors is an integer number (234248881678).

Almost surely, 2^{1606266025772} is an apocalyptic number.

It is an amenable number.

1606266025772 is a deficient number, since it is larger than the sum of its proper divisors (1204720554364).

1606266025772 is a wasteful number, since it uses less digits than its factorization.

1606266025772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005008 (or 3005006 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 1606266025772 in words is "one trillion, six hundred six billion, two hundred sixty-six million, twenty-five thousand, seven hundred seventy-two".