2421328836168 has 128 divisors (see below), whose sum is σ = 7382375769600. Its totient is φ = 729234446400.

The previous prime is 2421328836151. The next prime is 2421328836197. The reversal of 2421328836168 is 8616388231242.

2421328836168 is a `hidden beast` number, since 2 + 4 + 2 + 13 + 2 + 8 + 8 + 3 + 616 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2738718 + ... + 3513293.

It is an arithmetic number, because the mean of its divisors is an integer number (57674810700).

Almost surely, 2^{2421328836168} is an apocalyptic number.

It is an amenable number.

2421328836168 is an abundant number, since it is smaller than the sum of its proper divisors (4961046933432).

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

2421328836168 is a wasteful number, since it uses less digits than its factorization.

2421328836168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6252200 (or 6252190 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 54.

The spelling of 2421328836168 in words is "two trillion, four hundred twenty-one billion, three hundred twenty-eight million, eight hundred thirty-six thousand, one hundred sixty-eight".