4581823288072 has 32 divisors (see below), whose sum is σ = 8667213694200. Its totient is φ = 2270567563264.

The previous prime is 4581823288067. The next prime is 4581823288073. The reversal of 4581823288072 is 2708823281854.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3322548801796 + 1259274486276 = 1822786^2 + 1122174^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4581823287998 and 4581823288016.

It is not an unprimeable number, because it can be changed into a prime (4581823288073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40747704 + ... + 40859992.

Almost surely, 2^{4581823288072} is an apocalyptic number.

It is an amenable number.

4581823288072 is a deficient number, since it is larger than the sum of its proper divisors (4085390406128).

4581823288072 is a wasteful number, since it uses less digits than its factorization.

4581823288072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157545 (or 157541 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 58.

The spelling of 4581823288072 in words is "four trillion, five hundred eighty-one billion, eight hundred twenty-three million, two hundred eighty-eight thousand, seventy-two".