161204110270 has 32 divisors (see below), whose sum is σ = 331706285568. Its totient is φ = 55255580448.

The previous prime is 161204110261. The next prime is 161204110279. The reversal of 161204110270 is 72011402161.

It is an interprime number because it is at equal distance from previous prime (161204110261) and next prime (161204110279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161204110279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27664 + ... + 568483.

It is an arithmetic number, because the mean of its divisors is an integer number (10365821424).

Almost surely, 2^161204110270 is an apocalyptic number.

161204110270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161204110270 is an abundant number, since it is smaller than the sum of its proper divisors (170502175298).

161204110270 is a wasteful number, since it uses less digits than its factorization.

161204110270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600024.

The product of its (nonzero) digits is 672, while the sum is 25.

The spelling of 161204110270 in words is "one hundred sixty-one billion, two hundred four million, one hundred ten thousand, two hundred seventy".