73857947790224 has 40 divisors (see below), whose sum is σ = 154520605615992. Its totient is φ = 33996894059520.

The previous prime is 73857947790223. The next prime is 73857947790239. The reversal of 73857947790224 is 42209774975837.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3051310240000 + 70806637550224 = 1746800^2 + 8414668^2 .

It is not an unprimeable number, because it can be changed into a prime (73857947790223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475909397 + ... + 476064564.

Almost surely, 2^{73857947790224} is an apocalyptic number.

It is an amenable number.

73857947790224 is an abundant number, since it is smaller than the sum of its proper divisors (80662657825768).

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

73857947790224 is a wasteful number, since it uses less digits than its factorization.

73857947790224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951974355 (or 951974349 counting only the distinct ones).

The product of its (nonzero) digits is 1493614080, while the sum is 74.

The spelling of 73857947790224 in words is "seventy-three trillion, eight hundred fifty-seven billion, nine hundred forty-seven million, seven hundred ninety thousand, two hundred twenty-four".