25300055553 has 8 divisors (see below), whose sum is σ = 33736058400. Its totient is φ = 16865378208.

The previous prime is 25300055551. The next prime is 25300055563. The reversal of 25300055553 is 35555000352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25300055553 - 2¹ = 25300055551 is a prime.

It is a super-2 number, since 2×25300055553² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25300055551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285948 + ... + 363821.

It is an arithmetic number, because the mean of its divisors is an integer number (4217007300).

Almost surely, 2^25300055553 is an apocalyptic number.

It is an amenable number.

25300055553 is a deficient number, since it is larger than the sum of its proper divisors (8436002847).

25300055553 is a wasteful number, since it uses less digits than its factorization.

25300055553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662751.

The product of its (nonzero) digits is 56250, while the sum is 33.

The spelling of 25300055553 in words is "twenty-five billion, three hundred million, fifty-five thousand, five hundred fifty-three".