205264452072 has 16 divisors (see below), whose sum is σ = 513161130240. Its totient is φ = 68421484016.

The previous prime is 205264452067. The next prime is 205264452073. The reversal of 205264452072 is 270254462502.

205264452072 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 205264452072.

It is not an unprimeable number, because it can be changed into a prime (205264452073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4276342728 + ... + 4276342775.

It is an arithmetic number, because the mean of its divisors is an integer number (32072570640).

Almost surely, 2^205264452072 is an apocalyptic number.

It is an amenable number.

205264452072 is an abundant number, since it is smaller than the sum of its proper divisors (307896678168).

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

205264452072 is a wasteful number, since it uses less digits than its factorization.

205264452072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8552685512 (or 8552685508 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 205264452072 in words is "two hundred five billion, two hundred sixty-four million, four hundred fifty-two thousand, seventy-two".