20132550547 has 2 divisors, whose sum is σ = 20132550548. Its totient is φ = 20132550546.

The previous prime is 20132550523. The next prime is 20132550551. The reversal of 20132550547 is 74505523102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20132550547 - 2¹⁹ = 20132026259 is a prime.

It is not a weakly prime, because it can be changed into another prime (20132556547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066275273 + 10066275274.

It is an arithmetic number, because the mean of its divisors is an integer number (10066275274).

Almost surely, 2^20132550547 is an apocalyptic number.

20132550547 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132550547 is an equidigital number, since it uses as much as digits as its factorization.

20132550547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 34.

The spelling of 20132550547 in words is "twenty billion, one hundred thirty-two million, five hundred fifty thousand, five hundred forty-seven".