165146355 has 96 divisors (see below), whose sum is σ = 327794688. Its totient is φ = 76204800.

The previous prime is 165146339. The next prime is 165146407. The reversal of 165146355 is 553641561.

165146355 is a `hidden beast` number, since 1 + 6 + 5 + 14 + 635 + 5 = 666.

It is not a de Polignac number, because 165146355 - 2⁴ = 165146339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1300302 + ... + 1300428.

It is an arithmetic number, because the mean of its divisors is an integer number (3414528).

Almost surely, 2^165146355 is an apocalyptic number.

165146355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165146355 is a deficient number, since it is larger than the sum of its proper divisors (162648333).

165146355 is a wasteful number, since it uses less digits than its factorization.

165146355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 254 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 165146355 is about 12850.9281765949. The cubic root of 165146355 is about 548.6427747664.

The spelling of 165146355 in words is "one hundred sixty-five million, one hundred forty-six thousand, three hundred fifty-five".