146823121648 has 80 divisors (see below), whose sum is σ = 326511976896. Its totient is φ = 62653132800.

The previous prime is 146823121631. The next prime is 146823121663. The reversal of 146823121648 is 846121328641.

It is a junction number, because it is equal to n+sod(n) for n = 146823121598 and 146823121607.

It is a congruent number.

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, 27528390 + ... + 27533722.

Almost surely, 2^146823121648 is an apocalyptic number.

It is an amenable number.

146823121648 is an abundant number, since it is smaller than the sum of its proper divisors (179688855248).

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

146823121648 is a wasteful number, since it uses less digits than its factorization.

146823121648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6362 (or 6356 counting only the distinct ones).

The product of its digits is 442368, while the sum is 46.

The spelling of 146823121648 in words is "one hundred forty-six billion, eight hundred twenty-three million, one hundred twenty-one thousand, six hundred forty-eight".