20104555307 has 2 divisors, whose sum is σ = 20104555308. Its totient is φ = 20104555306.

The previous prime is 20104555301. The next prime is 20104555327. The reversal of 20104555307 is 70355540102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20104555307 - 2¹⁶ = 20104489771 is a prime.

It is not a weakly prime, because it can be changed into another prime (20104555301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10052277653 + 10052277654.

It is an arithmetic number, because the mean of its divisors is an integer number (10052277654).

Almost surely, 2^20104555307 is an apocalyptic number.

20104555307 is a deficient number, since it is larger than the sum of its proper divisors (1).

20104555307 is an equidigital number, since it uses as much as digits as its factorization.

20104555307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21000, while the sum is 32.

The spelling of 20104555307 in words is "twenty billion, one hundred four million, five hundred fifty-five thousand, three hundred seven".