73545404066015 has 8 divisors (see below), whose sum is σ = 100862268433440. Its totient is φ = 50431134216672.

The previous prime is 73545404065981. The next prime is 73545404066027. The reversal of 73545404066015 is 51066040454537.

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

It is a cyclic number.

It is not a de Polignac number, because 73545404066015 - 2¹⁰ = 73545404064991 is a prime.

It is a congruent 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, 1050648629480 + ... + 1050648629549.

It is an arithmetic number, because the mean of its divisors is an integer number (12607783554180).

Almost surely, 2^{73545404066015} is an apocalyptic number.

73545404066015 is a deficient number, since it is larger than the sum of its proper divisors (27316864367425).

73545404066015 is a wasteful number, since it uses less digits than its factorization.

73545404066015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101297259041.

The product of its (nonzero) digits is 6048000, while the sum is 50.

The spelling of 73545404066015 in words is "seventy-three trillion, five hundred forty-five billion, four hundred four million, sixty-six thousand, fifteen".