20523242014 has 16 divisors (see below), whose sum is σ = 34364499840. Its totient is φ = 9111798360.

The previous prime is 20523241933. The next prime is 20523242023. The reversal of 20523242014 is 41024232502.

It is a super-3 number, since 3×20523242014³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20523242014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10846434 + ... + 10848325.

It is an arithmetic number, because the mean of its divisors is an integer number (2147781240).

Almost surely, 2^20523242014 is an apocalyptic number.

20523242014 is a deficient number, since it is larger than the sum of its proper divisors (13841257826).

20523242014 is a wasteful number, since it uses less digits than its factorization.

20523242014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21694815.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20523242014 its reverse (41024232502), we get a palindrome (61547474516).

The spelling of 20523242014 in words is "twenty billion, five hundred twenty-three million, two hundred forty-two thousand, fourteen".