20572242667762 has 32 divisors (see below), whose sum is σ = 31591542722112. Its totient is φ = 10044634189824.

The previous prime is 20572242667733. The next prime is 20572242667883. The reversal of 20572242667762 is 26776624227502.

It is a junction number, because it is equal to n+sod(n) for n = 20572242667697 and 20572242667706.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26914738 + ... + 27668530.

It is an arithmetic number, because the mean of its divisors is an integer number (987235710066).

Almost surely, 2^{20572242667762} is an apocalyptic number.

20572242667762 is a deficient number, since it is larger than the sum of its proper divisors (11019300054350).

20572242667762 is a wasteful number, since it uses less digits than its factorization.

20572242667762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755722.

The product of its (nonzero) digits is 47416320, while the sum is 58.

The spelling of 20572242667762 in words is "twenty trillion, five hundred seventy-two billion, two hundred forty-two million, six hundred sixty-seven thousand, seven hundred sixty-two".