73466368561 has 8 divisors (see below), whose sum is σ = 74061287424. Its totient is φ = 72871706880.

The previous prime is 73466368553. The next prime is 73466368583. The reversal of 73466368561 is 16586366437.

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 73466368561 - 2³ = 73466368553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73466368531) 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, 531576 + ... + 655366.

It is an arithmetic number, because the mean of its divisors is an integer number (9257660928).

Almost surely, 2^73466368561 is an apocalyptic number.

It is an amenable number.

73466368561 is a deficient number, since it is larger than the sum of its proper divisors (594918863).

73466368561 is a wasteful number, since it uses less digits than its factorization.

73466368561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128591.

The product of its digits is 13063680, while the sum is 55.

The spelling of 73466368561 in words is "seventy-three billion, four hundred sixty-six million, three hundred sixty-eight thousand, five hundred sixty-one".