168145260 has 48 divisors (see below), whose sum is σ = 472372992. Its totient is φ = 44689600.

The previous prime is 168145183. The next prime is 168145291. The reversal of 168145260 is 62541861.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14155 + ... + 23165.

It is an arithmetic number, because the mean of its divisors is an integer number (9841104).

Almost surely, 2^168145260 is an apocalyptic number.

168145260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168145260 is an abundant number, since it is smaller than the sum of its proper divisors (304227732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168145260 is a wasteful number, since it uses less digits than its factorization.

168145260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9334 (or 9332 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 168145260 is about 12967.0837122307. The cubic root of 168145260 is about 551.9438217350.

The spelling of 168145260 in words is "one hundred sixty-eight million, one hundred forty-five thousand, two hundred sixty".