168576045 has 16 divisors (see below), whose sum is σ = 294242112. Its totient is φ = 81733760.

The previous prime is 168576019. The next prime is 168576049. The reversal of 168576045 is 540675861.

It is not a de Polignac number, because 168576045 - 2⁵ = 168576013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 168575988 and 168576006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168576049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510672 + ... + 511001.

It is an arithmetic number, because the mean of its divisors is an integer number (18390132).

Almost surely, 2^168576045 is an apocalyptic number.

168576045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

168576045 is a deficient number, since it is larger than the sum of its proper divisors (125666067).

168576045 is a wasteful number, since it uses less digits than its factorization.

168576045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021692.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 168576045 is about 12983.6837992921. The cubic root of 168576045 is about 552.4147763418.

The spelling of 168576045 in words is "one hundred sixty-eight million, five hundred seventy-six thousand, forty-five".