161826795 has 96 divisors (see below), whose sum is σ = 320967360. Its totient is φ = 77276160.

The previous prime is 161826779. The next prime is 161826799. The reversal of 161826795 is 597628161.

161826795 is a `hidden beast` number, since 1 + 618 + 26 + 7 + 9 + 5 = 666.

It is not a de Polignac number, because 161826795 - 2⁴ = 161826779 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 161826795.

It is not an unprimeable number, because it can be changed into a prime (161826799) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 935329 + ... + 935501.

It is an arithmetic number, because the mean of its divisors is an integer number (3343410).

Almost surely, 2^161826795 is an apocalyptic number.

161826795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

161826795 is a deficient number, since it is larger than the sum of its proper divisors (159140565).

161826795 is a wasteful number, since it uses less digits than its factorization.

161826795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 235 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 161826795 is about 12721.1161066944. The cubic root of 161826795 is about 544.9418280924.

The spelling of 161826795 in words is "one hundred sixty-one million, eight hundred twenty-six thousand, seven hundred ninety-five".