20063011623 has 16 divisors (see below), whose sum is σ = 27679641600. Its totient is φ = 12911078880.

The previous prime is 20063011547. The next prime is 20063011673. The reversal of 20063011623 is 32611036002.

It is a happy number.

It is not a de Polignac number, because 20063011623 - 2¹⁰ = 20063010599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20063011593 and 20063011602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20063011673) 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, 378738 + ... + 428448.

It is an arithmetic number, because the mean of its divisors is an integer number (1729977600).

Almost surely, 2^20063011623 is an apocalyptic number.

20063011623 is a deficient number, since it is larger than the sum of its proper divisors (7616629977).

20063011623 is a wasteful number, since it uses less digits than its factorization.

20063011623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54382.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 20063011623 its reverse (32611036002), we get a palindrome (52674047625).

It can be divided in two parts, 2006301 and 1623, that multiplied together give a palindrome (3256226523).

The spelling of 20063011623 in words is "twenty billion, sixty-three million, eleven thousand, six hundred twenty-three".