73269540145 has 8 divisors (see below), whose sum is σ = 87938686656. Its totient is φ = 58605473136.

The previous prime is 73269540083. The next prime is 73269540173. The reversal of 73269540145 is 54104596237.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73269540145 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 73269540095 and 73269540104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238067 + ... + 1295896.

It is an arithmetic number, because the mean of its divisors is an integer number (10992335832).

Almost surely, 2^73269540145 is an apocalyptic number.

It is an amenable number.

73269540145 is a deficient number, since it is larger than the sum of its proper divisors (14669146511).

73269540145 is a wasteful number, since it uses less digits than its factorization.

73269540145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2539751.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 73269540145 in words is "seventy-three billion, two hundred sixty-nine million, five hundred forty thousand, one hundred forty-five".