4472001662500 has 36 divisors (see below), whose sum is σ = 9781877583828. Its totient is φ = 1788800660000.

The previous prime is 4472001662497. The next prime is 4472001662561. The reversal of 4472001662500 is 52661002744.

It can be written as a sum of positive squares in 6 ways, for example, as 2123525101824 + 2348476560676 = 1457232^2 + 1532474^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4472001662500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178867567 + ... + 178892566.

It is an arithmetic number, because the mean of its divisors is an integer number (271718821773).

Almost surely, 2^{4472001662500} is an apocalyptic number.

It is an amenable number.

4472001662500 is an abundant number, since it is smaller than the sum of its proper divisors (5309875921328).

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

4472001662500 is an equidigital number, since it uses as much as digits as its factorization.

4472001662500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357760162 (or 357760140 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 4472001662500 in words is "four trillion, four hundred seventy-two billion, one million, six hundred sixty-two thousand, five hundred".