73782335217 has 8 divisors (see below), whose sum is σ = 98731597696. Its totient is φ = 49010648112.

The previous prime is 73782335201. The next prime is 73782335279. The reversal of 73782335217 is 71253328737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73782335217 - 2⁴ = 73782335201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73782335617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44392873 + ... + 44394534.

It is an arithmetic number, because the mean of its divisors is an integer number (12341449712).

Almost surely, 2^73782335217 is an apocalyptic number.

It is an amenable number.

73782335217 is a deficient number, since it is larger than the sum of its proper divisors (24949262479).

73782335217 is a wasteful number, since it uses less digits than its factorization.

73782335217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88787687.

The product of its digits is 1481760, while the sum is 48.

The spelling of 73782335217 in words is "seventy-three billion, seven hundred eighty-two million, three hundred thirty-five thousand, two hundred seventeen".