73545275005021 has 8 divisors (see below), whose sum is σ = 73950541625024. Its totient is φ = 73140543393120.

The previous prime is 73545275005003. The next prime is 73545275005031. The reversal of 73545275005021 is 12050057254537.

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 73545275005021 - 2¹³ = 73545274996829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73545275005031) 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, 133476336 + ... + 134026201.

It is an arithmetic number, because the mean of its divisors is an integer number (9243817703128).

Almost surely, 2^{73545275005021} is an apocalyptic number.

It is an amenable number.

73545275005021 is a deficient number, since it is larger than the sum of its proper divisors (405266620003).

73545275005021 is a wasteful number, since it uses less digits than its factorization.

73545275005021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267504051.

The product of its (nonzero) digits is 1470000, while the sum is 46.

The spelling of 73545275005021 in words is "seventy-three trillion, five hundred forty-five billion, two hundred seventy-five million, five thousand, twenty-one".