14520566505 has 8 divisors (see below), whose sum is σ = 23232906432. Its totient is φ = 7744302128.

The previous prime is 14520566497. The next prime is 14520566513. The reversal of 14520566505 is 50566502541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14520566497) and next prime (14520566513).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14520566505 - 2³ = 14520566497 is a prime.

It is a super-2 number, since 2×14520566505² (a number of 21 digits) contains 22 as substring.

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, 484018869 + ... + 484018898.

It is an arithmetic number, because the mean of its divisors is an integer number (2904113304).

Almost surely, 2^14520566505 is an apocalyptic number.

14520566505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14520566505 is a deficient number, since it is larger than the sum of its proper divisors (8712339927).

14520566505 is an equidigital number, since it uses as much as digits as its factorization.

14520566505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968037775.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 14520566505 in words is "fourteen billion, five hundred twenty million, five hundred sixty-six thousand, five hundred five".