20132263547 has 16 divisors (see below), whose sum is σ = 22563213792. Its totient is φ = 17801752320.

The previous prime is 20132263519. The next prime is 20132263559. The reversal of 20132263547 is 74536223102.

It is not a de Polignac number, because 20132263547 - 2¹⁰ = 20132262523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132263747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1767623 + ... + 1778975.

It is an arithmetic number, because the mean of its divisors is an integer number (1410200862).

Almost surely, 2^20132263547 is an apocalyptic number.

20132263547 is a deficient number, since it is larger than the sum of its proper divisors (2430950245).

20132263547 is a wasteful number, since it uses less digits than its factorization.

20132263547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15758.

The product of its (nonzero) digits is 60480, while the sum is 35.

Adding to 20132263547 its reverse (74536223102), we get a palindrome (94668486649).

The spelling of 20132263547 in words is "twenty billion, one hundred thirty-two million, two hundred sixty-three thousand, five hundred forty-seven".