73649883909 has 8 divisors (see below), whose sum is σ = 112228394560. Its totient is φ = 42085647936.

The previous prime is 73649883899. The next prime is 73649883919. The reversal of 73649883909 is 90938894637.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73649883899) and next prime (73649883919).

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

It is not a de Polignac number, because 73649883909 - 2⁴ = 73649883893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73649883909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73649883919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1753568644 + ... + 1753568685.

It is an arithmetic number, because the mean of its divisors is an integer number (14028549320).

Almost surely, 2^73649883909 is an apocalyptic number.

It is an amenable number.

73649883909 is a deficient number, since it is larger than the sum of its proper divisors (38578510651).

73649883909 is a wasteful number, since it uses less digits than its factorization.

73649883909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507137339.

The product of its (nonzero) digits is 70543872, while the sum is 66.

The spelling of 73649883909 in words is "seventy-three billion, six hundred forty-nine million, eight hundred eighty-three thousand, nine hundred nine".