25398000052 has 12 divisors (see below), whose sum is σ = 45480139936. Its totient is φ = 12403674360.

The previous prime is 25398000049. The next prime is 25398000073. The reversal of 25398000052 is 25000089352.

It is a super-3 number, since 3×25398000052³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25397999981 and 25398000017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73831224 + ... + 73831567.

Almost surely, 2^25398000052 is an apocalyptic number.

It is an amenable number.

25398000052 is a deficient number, since it is larger than the sum of its proper divisors (20082139884).

25398000052 is a wasteful number, since it uses less digits than its factorization.

25398000052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147662838 (or 147662836 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 25398000052 in words is "twenty-five billion, three hundred ninety-eight million, fifty-two", and thus it is an aban number.