75237720604004 has 36 divisors (see below), whose sum is σ = 154883429690220. Its totient is φ = 31882436974080.

The previous prime is 75237720604003. The next prime is 75237720604043. The reversal of 75237720604004 is 40040602773257.

It can be written as a sum of positive squares in 2 ways, for example, as 18822599604004 + 56415121000000 = 4338502^2 + 7511000^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 75237720604004.

It is not an unprimeable number, because it can be changed into a prime (75237720604001) 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 11 ways as a sum of consecutive naturals, for example, 2156532677 + ... + 2156567564.

It is an arithmetic number, because the mean of its divisors is an integer number (4302317491395).

Almost surely, 2^{75237720604004} is an apocalyptic number.

It is an amenable number.

75237720604004 is an abundant number, since it is smaller than the sum of its proper divisors (79645709086216).

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

75237720604004 is a wasteful number, since it uses less digits than its factorization.

75237720604004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313100348 (or 4313100339 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 47.

The spelling of 75237720604004 in words is "seventy-five trillion, two hundred thirty-seven billion, seven hundred twenty million, six hundred four thousand, four".