73418686997 has 8 divisors (see below), whose sum is σ = 73681016256. Its totient is φ = 73156665472.

The previous prime is 73418686973. The next prime is 73418687009. The reversal of 73418686997 is 79968681437.

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 73418686997 - 2⁶ = 73418686933 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 (73418686907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406478 + ... + 558624.

It is an arithmetic number, because the mean of its divisors is an integer number (9210127032).

Almost surely, 2^73418686997 is an apocalyptic number.

It is an amenable number.

73418686997 is a deficient number, since it is larger than the sum of its proper divisors (262329259).

73418686997 is a wasteful number, since it uses less digits than its factorization.

73418686997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153867.

The product of its digits is 109734912, while the sum is 68.

The spelling of 73418686997 in words is "seventy-three billion, four hundred eighteen million, six hundred eighty-six thousand, nine hundred ninety-seven".