73094561665 has 8 divisors (see below), whose sum is σ = 87715248768. Its totient is φ = 58474466160.

The previous prime is 73094561653. The next prime is 73094561677. The reversal of 73094561665 is 56616549037.

It is an interprime number because it is at equal distance from previous prime (73094561653) and next prime (73094561677).

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

It is not a de Polignac number, because 73094561665 - 2¹³ = 73094553473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197080 + ... + 430150.

It is an arithmetic number, because the mean of its divisors is an integer number (10964406096).

Almost surely, 2^73094561665 is an apocalyptic number.

It is an amenable number.

73094561665 is a deficient number, since it is larger than the sum of its proper divisors (14620687103).

73094561665 is a wasteful number, since it uses less digits than its factorization.

73094561665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295799.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 73094561665 in words is "seventy-three billion, ninety-four million, five hundred sixty-one thousand, six hundred sixty-five".