20156027266706 has 16 divisors (see below), whose sum is σ = 30239514002688. Its totient is φ = 10076189432400.

The previous prime is 20156027266693. The next prime is 20156027266721. The reversal of 20156027266706 is 60766272065102.

It is a happy number.

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, 388553951 + ... + 388605821.

It is an arithmetic number, because the mean of its divisors is an integer number (1889969625168).

Almost surely, 2^{20156027266706} is an apocalyptic number.

20156027266706 is a deficient number, since it is larger than the sum of its proper divisors (10083486735982).

20156027266706 is a wasteful number, since it uses less digits than its factorization.

20156027266706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83297.

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

The spelling of 20156027266706 in words is "twenty trillion, one hundred fifty-six billion, twenty-seven million, two hundred sixty-six thousand, seven hundred six".