2104856552025 has 24 divisors (see below), whose sum is σ = 3866699444960. Its totient is φ = 1122590160720.

The previous prime is 2104856551951. The next prime is 2104856552053. The reversal of 2104856552025 is 5202556584012.

2104856552025 is a `hidden beast` number, since 2 + 1 + 0 + 48 + 5 + 65 + 520 + 25 = 666.

It is not a de Polignac number, because 2104856552025 - 2⁸ = 2104856551769 is a prime.

It is a super-2 number, since 2×2104856552025² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1559152327 + ... + 1559153676.

Almost surely, 2^{2104856552025} is an apocalyptic number.

2104856552025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2104856552025 is a deficient number, since it is larger than the sum of its proper divisors (1761842892935).

2104856552025 is a wasteful number, since it uses less digits than its factorization.

2104856552025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118306022 (or 3118306011 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 45.

The spelling of 2104856552025 in words is "two trillion, one hundred four billion, eight hundred fifty-six million, five hundred fifty-two thousand, twenty-five".