2104273062864 has 240 divisors, whose sum is σ = 7026385496832. Its totient is φ = 574800095232.

The previous prime is 2104273062839. The next prime is 2104273062877. The reversal of 2104273062864 is 4682603724012.

It is a happy number.

2104273062864 is a `hidden beast` number, since 2 + 10 + 4 + 2 + 7 + 3 + 0 + 628 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49894074 + ... + 49936230.

Almost surely, 2^{2104273062864} is an apocalyptic number.

2104273062864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104273062864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3513192748416).

2104273062864 is an abundant number, since it is smaller than the sum of its proper divisors (4922112433968).

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

2104273062864 is a wasteful number, since it uses less digits than its factorization.

2104273062864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44354 (or 44345 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

Adding to 2104273062864 its reverse (4682603724012), we get a palindrome (6786876786876).

The spelling of 2104273062864 in words is "two trillion, one hundred four billion, two hundred seventy-three million, sixty-two thousand, eight hundred sixty-four".