25021696302050 has 24 divisors (see below), whose sum is σ = 53188977282816. Its totient is φ = 8578867303440.

The previous prime is 25021696302017. The next prime is 25021696302059. The reversal of 25021696302050 is 5020369612052.

It is a junction number, because it is equal to n+sod(n) for n = 25021696301989 and 25021696302007.

It is not an unprimeable number, because it can be changed into a prime (25021696302059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35745280082 + ... + 35745280781.

It is an arithmetic number, because the mean of its divisors is an integer number (2216207386784).

Almost surely, 2^{25021696302050} is an apocalyptic number.

25021696302050 is an abundant number, since it is smaller than the sum of its proper divisors (28167280980766).

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

25021696302050 is a wasteful number, since it uses less digits than its factorization.

25021696302050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71490560882 (or 71490560877 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 25021696302050 in words is "twenty-five trillion, twenty-one billion, six hundred ninety-six million, three hundred two thousand, fifty".