20572405883 has 2 divisors, whose sum is σ = 20572405884. Its totient is φ = 20572405882.

The previous prime is 20572405859. The next prime is 20572405901. The reversal of 20572405883 is 38850427502.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20572405883 - 2⁸ = 20572405627 is a prime.

It is not a weakly prime, because it can be changed into another prime (20572405583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10286202941 + 10286202942.

It is an arithmetic number, because the mean of its divisors is an integer number (10286202942).

Almost surely, 2^20572405883 is an apocalyptic number.

20572405883 is a deficient number, since it is larger than the sum of its proper divisors (1).

20572405883 is an equidigital number, since it uses as much as digits as its factorization.

20572405883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537600, while the sum is 44.

The spelling of 20572405883 in words is "twenty billion, five hundred seventy-two million, four hundred five thousand, eight hundred eighty-three".