164260475025 has 12 divisors (see below), whose sum is σ = 271577318832. Its totient is φ = 87605586640.

The previous prime is 164260475003. The next prime is 164260475111. The reversal of 164260475025 is 520574062461.

It is not a de Polignac number, because 164260475025 - 2⁷ = 164260474897 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1095069759 + ... + 1095069908.

It is an arithmetic number, because the mean of its divisors is an integer number (22631443236).

Almost surely, 2^164260475025 is an apocalyptic number.

164260475025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

164260475025 is a deficient number, since it is larger than the sum of its proper divisors (107316843807).

164260475025 is a wasteful number, since it uses less digits than its factorization.

164260475025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190139680 (or 2190139675 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 164260475025 in words is "one hundred sixty-four billion, two hundred sixty million, four hundred seventy-five thousand, twenty-five".