2146164020404 has 48 divisors (see below), whose sum is σ = 4114734019200. Its totient is φ = 976240653696.

The previous prime is 2146164020359. The next prime is 2146164020419. The reversal of 2146164020404 is 4040204616412.

It is a self number, because there is not a number n which added to its sum of digits gives 2146164020404.

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, 5824299 + ... + 6181810.

It is an arithmetic number, because the mean of its divisors is an integer number (85723625400).

Almost surely, 2^{2146164020404} is an apocalyptic number.

It is an amenable number.

2146164020404 is a deficient number, since it is larger than the sum of its proper divisors (1968569998796).

2146164020404 is a wasteful number, since it uses less digits than its factorization.

2146164020404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12006232 (or 12006230 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 2146164020404 its reverse (4040204616412), we get a palindrome (6186368636816).

The spelling of 2146164020404 in words is "two trillion, one hundred forty-six billion, one hundred sixty-four million, twenty thousand, four hundred four".