73126570352 has 20 divisors (see below), whose sum is σ = 154562978616. Its totient is φ = 33239350080.

The previous prime is 73126570339. The next prime is 73126570357. The reversal of 73126570352 is 25307562137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73126570357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207745763 + ... + 207746114.

Almost surely, 2^73126570352 is an apocalyptic number.

It is an amenable number.

73126570352 is an abundant number, since it is smaller than the sum of its proper divisors (81436408264).

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

73126570352 is a wasteful number, since it uses less digits than its factorization.

73126570352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415491896 (or 415491890 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 41.

The spelling of 73126570352 in words is "seventy-three billion, one hundred twenty-six million, five hundred seventy thousand, three hundred fifty-two".