164045203275 has 12 divisors (see below), whose sum is σ = 271221402872. Its totient is φ = 87490775040.

The previous prime is 164045203253. The next prime is 164045203277. The reversal of 164045203275 is 572302540461.

It is not a de Polignac number, because 164045203275 - 2⁸ = 164045203019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164045203277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1093634614 + ... + 1093634763.

Almost surely, 2^164045203275 is an apocalyptic number.

164045203275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164045203275 is a deficient number, since it is larger than the sum of its proper divisors (107176199597).

164045203275 is a wasteful number, since it uses less digits than its factorization.

164045203275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187269390 (or 2187269385 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 164045203275 in words is "one hundred sixty-four billion, forty-five million, two hundred three thousand, two hundred seventy-five".