73575341857243 has 4 divisors (see below), whose sum is σ = 73575363598960. Its totient is φ = 73575320115528.

The previous prime is 73575341857217. The next prime is 73575341857309. The reversal of 73575341857243 is 34275814357537.

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 73575341857243 - 2¹⁷ = 73575341726171 is a prime.

It is a super-2 number, since 2×73575341857243² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73575341857643) 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, 4582080 + ... + 12967117.

It is an arithmetic number, because the mean of its divisors is an integer number (18393840899740).

Almost surely, 2^{73575341857243} is an apocalyptic number.

73575341857243 is a deficient number, since it is larger than the sum of its proper divisors (21741717).

73575341857243 is a wasteful number, since it uses less digits than its factorization.

73575341857243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21741716.

The product of its digits is 296352000, while the sum is 64.

The spelling of 73575341857243 in words is "seventy-three trillion, five hundred seventy-five billion, three hundred forty-one million, eight hundred fifty-seven thousand, two hundred forty-three".