73473471838 has 16 divisors (see below), whose sum is σ = 120699578160. Its totient is φ = 33336072576.

The previous prime is 73473471781. The next prime is 73473471839. The reversal of 73473471838 is 83817437437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73473471839) 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, 23946795 + ... + 23949862.

It is an arithmetic number, because the mean of its divisors is an integer number (7543723635).

Almost surely, 2^73473471838 is an apocalyptic number.

73473471838 is a deficient number, since it is larger than the sum of its proper divisors (47226106322).

73473471838 is a wasteful number, since it uses less digits than its factorization.

73473471838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47896731.

The product of its digits is 9483264, while the sum is 55.

The spelling of 73473471838 in words is "seventy-three billion, four hundred seventy-three million, four hundred seventy-one thousand, eight hundred thirty-eight".