20027075463 has 24 divisors (see below), whose sum is σ = 30102483840. Its totient is φ = 12819839760.

The previous prime is 20027075447. The next prime is 20027075479. The reversal of 20027075463 is 36457072002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20027075447) and next prime (20027075479).

It is not a de Polignac number, because 20027075463 - 2⁴ = 20027075447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20027075423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415723 + ... + 461388.

It is an arithmetic number, because the mean of its divisors is an integer number (1254270160).

Almost surely, 2^20027075463 is an apocalyptic number.

20027075463 is a deficient number, since it is larger than the sum of its proper divisors (10075408377).

20027075463 is a wasteful number, since it uses less digits than its factorization.

20027075463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877219 (or 877216 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 20027075463 in words is "twenty billion, twenty-seven million, seventy-five thousand, four hundred sixty-three".