73473511152 has 80 divisors (see below), whose sum is σ = 191185263360. Its totient is φ = 24313920000.

The previous prime is 73473511151. The next prime is 73473511159. The reversal of 73473511152 is 25111537437.

It is a self number, because there is not a number n which added to its sum of digits gives 73473511152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73473511151) 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 15 ways as a sum of consecutive naturals, for example, 3737124 + ... + 3756732.

It is an arithmetic number, because the mean of its divisors is an integer number (2389815792).

Almost surely, 2^73473511152 is an apocalyptic number.

It is an amenable number.

73473511152 is an abundant number, since it is smaller than the sum of its proper divisors (117711752208).

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

73473511152 is a wasteful number, since it uses less digits than its factorization.

73473511152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20182 (or 20176 counting only the distinct ones).

The product of its digits is 88200, while the sum is 39.

The spelling of 73473511152 in words is "seventy-three billion, four hundred seventy-three million, five hundred eleven thousand, one hundred fifty-two".