73457428936 has 16 divisors (see below), whose sum is σ = 138244700700. Its totient is φ = 36592175424.

The previous prime is 73457428931. The next prime is 73457428963. The reversal of 73457428936 is 63982475437.

It can be written as a sum of positive squares in 2 ways, for example, as 73444252036 + 13176900 = 271006^2 + 3630^2 .

It is not an unprimeable number, because it can be changed into a prime (73457428931) 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, 17065095 + ... + 17069398.

Almost surely, 2^73457428936 is an apocalyptic number.

It is an amenable number.

73457428936 is a deficient number, since it is larger than the sum of its proper divisors (64787271764).

73457428936 is a wasteful number, since it uses less digits than its factorization.

73457428936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34134768 (or 34134764 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 58.

The spelling of 73457428936 in words is "seventy-three billion, four hundred fifty-seven million, four hundred twenty-eight thousand, nine hundred thirty-six".