73544672822 has 4 divisors (see below), whose sum is σ = 110317009236. Its totient is φ = 36772336410.

The previous prime is 73544672819. The next prime is 73544672881. The reversal of 73544672822 is 22827644537.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 18386168204 + ... + 18386168207.

It is an arithmetic number, because the mean of its divisors is an integer number (27579252309).

Almost surely, 2^73544672822 is an apocalyptic number.

73544672822 is a deficient number, since it is larger than the sum of its proper divisors (36772336414).

73544672822 is a wasteful number, since it uses less digits than its factorization.

73544672822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36772336413.

The product of its digits is 4515840, while the sum is 50.

The spelling of 73544672822 in words is "seventy-three billion, five hundred forty-four million, six hundred seventy-two thousand, eight hundred twenty-two".