25305253050055 has 16 divisors (see below), whose sum is σ = 33234781878144. Its totient is φ = 18343873090080.

The previous prime is 25305253050043. The next prime is 25305253050073. The reversal of 25305253050055 is 55005035250352.

It is a happy number.

It is not a de Polignac number, because 25305253050055 - 2⁹ = 25305253049543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749324337 + ... + 749358106.

It is an arithmetic number, because the mean of its divisors is an integer number (2077173867384).

Almost surely, 2^{25305253050055} is an apocalyptic number.

25305253050055 is a deficient number, since it is larger than the sum of its proper divisors (7929528828089).

25305253050055 is a wasteful number, since it uses less digits than its factorization.

25305253050055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498682766.

The product of its (nonzero) digits is 562500, while the sum is 40.

The spelling of 25305253050055 in words is "twenty-five trillion, three hundred five billion, two hundred fifty-three million, fifty thousand, fifty-five".