73866480560 has 20 divisors (see below), whose sum is σ = 171739567488. Its totient is φ = 29546592192.

The previous prime is 73866480559. The next prime is 73866480563. The reversal of 73866480560 is 6508466837.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (73866480563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461665424 + ... + 461665583.

Almost surely, 2^73866480560 is an apocalyptic number.

It is an amenable number.

73866480560 is an abundant number, since it is smaller than the sum of its proper divisors (97873086928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73866480560 is a wasteful number, since it uses less digits than its factorization.

73866480560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923331020 (or 923331014 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 73866480560 in words is "seventy-three billion, eight hundred sixty-six million, four hundred eighty thousand, five hundred sixty".