20266432733216 has 24 divisors (see below), whose sum is σ = 40380256791504. Its totient is φ = 10011129421120.

The previous prime is 20266432733089. The next prime is 20266432733249. The reversal of 20266432733216 is 61233723466202.

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, 3815214350 + ... + 3815219661.

It is an arithmetic number, because the mean of its divisors is an integer number (1682510699646).

Almost surely, 2^{20266432733216} is an apocalyptic number.

It is an amenable number.

20266432733216 is a deficient number, since it is larger than the sum of its proper divisors (20113824058288).

20266432733216 is an equidigital number, since it uses as much as digits as its factorization.

20266432733216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630434104 (or 7630434096 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 47.

The spelling of 20266432733216 in words is "twenty trillion, two hundred sixty-six billion, four hundred thirty-two million, seven hundred thirty-three thousand, two hundred sixteen".