2104255053440 has 64 divisors (see below), whose sum is σ = 5040730876320. Its totient is φ = 839987635200.

The previous prime is 2104255053431. The next prime is 2104255053469. The reversal of 2104255053440 is 443505524012.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 2104255053440.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3033926 + ... + 3662405.

Almost surely, 2^{2104255053440} is an apocalyptic number.

2104255053440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104255053440 is an abundant number, since it is smaller than the sum of its proper divisors (2936475822880).

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

2104255053440 is an equidigital number, since it uses as much as digits as its factorization.

2104255053440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6696841 (or 6696829 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 2104255053440 in words is "two trillion, one hundred four billion, two hundred fifty-five million, fifty-three thousand, four hundred forty".