164050025 has 6 divisors (see below), whose sum is σ = 203422062. Its totient is φ = 131240000.

The previous prime is 164049959. The next prime is 164050027. The reversal of 164050025 is 520050461.

164050025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 619369 + 163430656 = 787^2 + 12784^2 .

It is not a de Polignac number, because 164050025 - 2¹⁰ = 164049001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164050027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3280976 + ... + 3281025.

It is an arithmetic number, because the mean of its divisors is an integer number (33903677).

Almost surely, 2^164050025 is an apocalyptic number.

It is an amenable number.

164050025 is a deficient number, since it is larger than the sum of its proper divisors (39372037).

164050025 is an equidigital number, since it uses as much as digits as its factorization.

164050025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6562011 (or 6562006 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 164050025 is about 12808.2014740556. The cubic root of 164050025 is about 547.4260167054.

The spelling of 164050025 in words is "one hundred sixty-four million, fifty thousand, twenty-five".