2105440002525 has 96 divisors (see below), whose sum is σ = 3677610903552. Its totient is φ = 1060776288000.

The previous prime is 2105440002493. The next prime is 2105440002539. The reversal of 2105440002525 is 5252000445012.

It is not a de Polignac number, because 2105440002525 - 2⁵ = 2105440002493 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2105440002492 and 2105440002501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 45038814 + ... + 45085536.

It is an arithmetic number, because the mean of its divisors is an integer number (38308446912).

Almost surely, 2^{2105440002525} is an apocalyptic number.

2105440002525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2105440002525 is a deficient number, since it is larger than the sum of its proper divisors (1572170901027).

2105440002525 is a wasteful number, since it uses less digits than its factorization.

2105440002525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47083 (or 47078 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 2105440002525 its reverse (5252000445012), we get a palindrome (7357440447537).

The spelling of 2105440002525 in words is "two trillion, one hundred five billion, four hundred forty million, two thousand, five hundred twenty-five".