201256385028196 has 27 divisors (see below), whose sum is σ = 352508928568153. Its totient is φ = 100539626282000.

The previous prime is 201256385028169. The next prime is 201256385028211. The reversal of 201256385028196 is 691820583652102.

The square root of 201256385028196 is 14186486.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 175702712984100 + 25553672044096 = 13255290^2 + 5055064^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201256385028196.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 42360844821 + ... + 42360849571.

Almost surely, 2^{201256385028196} is an apocalyptic number.

201256385028196 is the 14186486-th square number.

It is an amenable number.

201256385028196 is a deficient number, since it is larger than the sum of its proper divisors (151252543539957).

201256385028196 is an frugal number, since it uses more digits than its factorization.

201256385028196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12492 (or 6246 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 58.

The spelling of 201256385028196 in words is "two hundred one trillion, two hundred fifty-six billion, three hundred eighty-five million, twenty-eight thousand, one hundred ninety-six".