264645016473371 has 4 divisors (see below), whose sum is σ = 264649490742000. Its totient is φ = 264640542204744.

The previous prime is 264645016473361. The next prime is 264645016473419. The reversal of 264645016473371 is 173374610546462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 264645016473371 - 2¹⁸ = 264645016211227 is a prime.

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 264645016473371.

It is not an unprimeable number, because it can be changed into a prime (264645016473361) 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, 2237045591 + ... + 2237163888.

It is an arithmetic number, because the mean of its divisors is an integer number (66162372685500).

Almost surely, 2^{264645016473371} is an apocalyptic number.

264645016473371 is a deficient number, since it is larger than the sum of its proper divisors (4474268629).

264645016473371 is an equidigital number, since it uses as much as digits as its factorization.

264645016473371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4474268628.

The product of its (nonzero) digits is 60963840, while the sum is 59.

The spelling of 264645016473371 in words is "two hundred sixty-four trillion, six hundred forty-five billion, sixteen million, four hundred seventy-three thousand, three hundred seventy-one".