25120463262136 has 16 divisors (see below), whose sum is σ = 51382765763640. Its totient is φ = 11418392391840.

The previous prime is 25120463262127. The next prime is 25120463262149. The reversal of 25120463262136 is 63126236402152.

It is a junction number, because it is equal to n+sod(n) for n = 25120463262092 and 25120463262101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142729904811 + ... + 142729904986.

Almost surely, 2^{25120463262136} is an apocalyptic number.

It is an amenable number.

25120463262136 is an abundant number, since it is smaller than the sum of its proper divisors (26262302501504).

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

25120463262136 is a wasteful number, since it uses less digits than its factorization.

25120463262136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285459809814 (or 285459809810 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

Adding to 25120463262136 its reverse (63126236402152), we get a palindrome (88246699664288).

The spelling of 25120463262136 in words is "twenty-five trillion, one hundred twenty billion, four hundred sixty-three million, two hundred sixty-two thousand, one hundred thirty-six".