14506220461 has 4 divisors (see below), whose sum is σ = 14520598300. Its totient is φ = 14491842624.

The previous prime is 14506220447. The next prime is 14506220527. The reversal of 14506220461 is 16402260541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5329730025 + 9176490436 = 73005^2 + 95794^2 .

It is a cyclic number.

It is not a de Polignac number, because 14506220461 - 2¹¹ = 14506218413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14506220401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7187406 + ... + 7189423.

It is an arithmetic number, because the mean of its divisors is an integer number (3630149575).

Almost surely, 2^14506220461 is an apocalyptic number.

It is an amenable number.

14506220461 is a deficient number, since it is larger than the sum of its proper divisors (14377839).

14506220461 is a wasteful number, since it uses less digits than its factorization.

14506220461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14377838.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 14506220461 in words is "fourteen billion, five hundred six million, two hundred twenty thousand, four hundred sixty-one".