73225068153 has 4 divisors (see below), whose sum is σ = 97633424208. Its totient is φ = 48816712100.

The previous prime is 73225068149. The next prime is 73225068173. The reversal of 73225068153 is 35186052237.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 73225068153 - 2² = 73225068149 is a prime.

It is a super-2 number, since 2×73225068153² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73225068113) 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 3 ways as a sum of consecutive naturals, for example, 12204178023 + ... + 12204178028.

It is an arithmetic number, because the mean of its divisors is an integer number (24408356052).

Almost surely, 2^73225068153 is an apocalyptic number.

It is an amenable number.

73225068153 is a deficient number, since it is larger than the sum of its proper divisors (24408356055).

73225068153 is a wasteful number, since it uses less digits than its factorization.

73225068153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24408356054.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 73225068153 in words is "seventy-three billion, two hundred twenty-five million, sixty-eight thousand, one hundred fifty-three".