73251422500 has 45 divisors (see below), whose sum is σ = 160215809061. Its totient is φ = 29295156000.

The previous prime is 73251422467. The next prime is 73251422521. The reversal of 73251422500 is 522415237.

The square root of 73251422500 is 270650.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 70317250276 + 2934172224 = 265174^2 + 54168^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 13529794 + ... + 13535206.

Almost surely, 2^73251422500 is an apocalyptic number.

73251422500 is the 270650-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73251422500

73251422500 is an abundant number, since it is smaller than the sum of its proper divisors (86964386561).

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

73251422500 is an frugal number, since it uses more digits than its factorization.

73251422500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10850 (or 5420 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 73251422500 its reverse (522415237), we get a palindrome (73773837737).

The spelling of 73251422500 in words is "seventy-three billion, two hundred fifty-one million, four hundred twenty-two thousand, five hundred".