514043430661 has 4 divisors (see below), whose sum is σ = 514083220992. Its totient is φ = 514003640332.

The previous prime is 514043430599. The next prime is 514043430679. The reversal of 514043430661 is 166034340415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 514043430661 - 2¹⁷ = 514043299589 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 514043430661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514043431661) 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, 19875781 + ... + 19901626.

It is an arithmetic number, because the mean of its divisors is an integer number (128520805248).

Almost surely, 2^514043430661 is an apocalyptic number.

It is an amenable number.

514043430661 is a deficient number, since it is larger than the sum of its proper divisors (39790331).

514043430661 is a wasteful number, since it uses less digits than its factorization.

514043430661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39790330.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 514043430661 in words is "five hundred fourteen billion, forty-three million, four hundred thirty thousand, six hundred sixty-one".