20363063534 has 32 divisors (see below), whose sum is σ = 35089718400. Its totient is φ = 8765137440.

The previous prime is 20363063533. The next prime is 20363063557. The reversal of 20363063534 is 43536036302.

It is a junction number, because it is equal to n+sod(n) for n = 20363063494 and 20363063503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20363063533) 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, 1157069 + ... + 1174535.

It is an arithmetic number, because the mean of its divisors is an integer number (1096553700).

Almost surely, 2^20363063534 is an apocalyptic number.

20363063534 is a deficient number, since it is larger than the sum of its proper divisors (14726654866).

20363063534 is a wasteful number, since it uses less digits than its factorization.

20363063534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20288.

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 20363063534 its reverse (43536036302), we get a palindrome (63899099836).

The spelling of 20363063534 in words is "twenty billion, three hundred sixty-three million, sixty-three thousand, five hundred thirty-four".