146601663 has 48 divisors (see below), whose sum is σ = 228977280. Its totient is φ = 82700352.

The previous prime is 146601661. The next prime is 146601667. The reversal of 146601663 is 366106641.

It is not a de Polignac number, because 146601663 - 2¹ = 146601661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146601661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1370056 + ... + 1370162.

It is an arithmetic number, because the mean of its divisors is an integer number (4770360).

Almost surely, 2^146601663 is an apocalyptic number.

146601663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

146601663 is a deficient number, since it is larger than the sum of its proper divisors (82375617).

146601663 is a wasteful number, since it uses less digits than its factorization.

146601663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228 (or 185 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 146601663 is about 12107.9173683999. The cubic root of 146601663 is about 527.2860709456.

The spelling of 146601663 in words is "one hundred forty-six million, six hundred one thousand, six hundred sixty-three".