25550280005305 has 16 divisors (see below), whose sum is σ = 34263435362688. Its totient is φ = 18128801776000.

The previous prime is 25550280005267. The next prime is 25550280005311. The reversal of 25550280005305 is 50350008205552.

It is not a de Polignac number, because 25550280005305 - 2⁷ = 25550280005177 is a prime.

It is a Duffinian 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, 5665248301 + ... + 5665252810.

It is an arithmetic number, because the mean of its divisors is an integer number (2141464710168).

Almost surely, 2^{25550280005305} is an apocalyptic number.

It is an amenable number.

25550280005305 is a deficient number, since it is larger than the sum of its proper divisors (8713155357383).

25550280005305 is a wasteful number, since it uses less digits than its factorization.

25550280005305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11330501168.

The product of its (nonzero) digits is 300000, while the sum is 40.

The spelling of 25550280005305 in words is "twenty-five trillion, five hundred fifty billion, two hundred eighty million, five thousand, three hundred five".