73344020281 has 8 divisors (see below), whose sum is σ = 87466161024. Its totient is φ = 60132985440.

The previous prime is 73344020279. The next prime is 73344020287. The reversal of 73344020281 is 18202044337.

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 73344020281 - 2¹ = 73344020279 is a prime.

It is a super-2 number, since 2×73344020281² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73344020287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227776300 + ... + 227776621.

It is an arithmetic number, because the mean of its divisors is an integer number (10933270128).

Almost surely, 2^73344020281 is an apocalyptic number.

It is an amenable number.

73344020281 is a deficient number, since it is larger than the sum of its proper divisors (14122140743).

73344020281 is a wasteful number, since it uses less digits than its factorization.

73344020281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455552951.

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 73344020281 in words is "seventy-three billion, three hundred forty-four million, twenty thousand, two hundred eighty-one".