73268779543343 has 4 divisors (see below), whose sum is σ = 73268797049448. Its totient is φ = 73268762037240.

The previous prime is 73268779543331. The next prime is 73268779543367. The reversal of 73268779543343 is 34334597786237.

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

It is a cyclic number.

It is not a de Polignac number, because 73268779543343 - 2¹⁴ = 73268779526959 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 (73268779545343) 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, 1632248 + ... + 12214818.

It is an arithmetic number, because the mean of its divisors is an integer number (18317199262362).

Almost surely, 2^{73268779543343} is an apocalyptic number.

73268779543343 is a deficient number, since it is larger than the sum of its proper divisors (17506105).

73268779543343 is a wasteful number, since it uses less digits than its factorization.

73268779543343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17506104.

The product of its digits is 1920360960, while the sum is 71.

The spelling of 73268779543343 in words is "seventy-three trillion, two hundred sixty-eight billion, seven hundred seventy-nine million, five hundred forty-three thousand, three hundred forty-three".