73140280241 has 16 divisors (see below), whose sum is σ = 86783504640. Its totient is φ = 60311321280.

The previous prime is 73140280237. The next prime is 73140280261. The reversal of 73140280241 is 14208204137.

It is not a de Polignac number, because 73140280241 - 2² = 73140280237 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73140280198 and 73140280207.

It is not an unprimeable number, because it can be changed into a prime (73140280201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594125 + ... + 706586.

It is an arithmetic number, because the mean of its divisors is an integer number (5423969040).

Almost surely, 2^73140280241 is an apocalyptic number.

It is an amenable number.

73140280241 is a deficient number, since it is larger than the sum of its proper divisors (13643224399).

73140280241 is a wasteful number, since it uses less digits than its factorization.

73140280241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301024.

The product of its (nonzero) digits is 10752, while the sum is 32.

Adding to 73140280241 its reverse (14208204137), we get a palindrome (87348484378).

The spelling of 73140280241 in words is "seventy-three billion, one hundred forty million, two hundred eighty thousand, two hundred forty-one".