146664535688 has 16 divisors (see below), whose sum is σ = 299995641360. Its totient is φ = 66665698000.

The previous prime is 146664535687. The next prime is 146664535697. The reversal of 146664535688 is 886535466641.

It is a self number, because there is not a number n which added to its sum of digits gives 146664535688.

It is not an unprimeable number, because it can be changed into a prime (146664535687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833321138 + ... + 833321313.

It is an arithmetic number, because the mean of its divisors is an integer number (18749727585).

Almost surely, 2^146664535688 is an apocalyptic number.

It is an amenable number.

146664535688 is an abundant number, since it is smaller than the sum of its proper divisors (153331105672).

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

146664535688 is a wasteful number, since it uses less digits than its factorization.

146664535688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666642468 (or 1666642464 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 62.

The spelling of 146664535688 in words is "one hundred forty-six billion, six hundred sixty-four million, five hundred thirty-five thousand, six hundred eighty-eight".