4273432013665 has 12 divisors (see below), whose sum is σ = 5447516797116. Its totient is φ = 3217642926848.

The previous prime is 4273432013651. The next prime is 4273432013681. The reversal of 4273432013665 is 5663102343724.

It can be written as a sum of positive squares in 6 ways, for example, as 108367372864 + 4165064640801 = 329192^2 + 2040849^2 .

It is not a de Polignac number, because 4273432013665 - 2²³ = 4273423625057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1478694754 + ... + 1478697643.

It is an arithmetic number, because the mean of its divisors is an integer number (453959733093).

Almost surely, 2^{4273432013665} is an apocalyptic number.

It is an amenable number.

4273432013665 is a deficient number, since it is larger than the sum of its proper divisors (1174084783451).

4273432013665 is a wasteful number, since it uses less digits than its factorization.

4273432013665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957392436 (or 2957392419 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 46.

The spelling of 4273432013665 in words is "four trillion, two hundred seventy-three billion, four hundred thirty-two million, thirteen thousand, six hundred sixty-five".