25041463161240 has 128 divisors (see below), whose sum is σ = 78471407577600. Its totient is φ = 6380808867840.

The previous prime is 25041463161233. The next prime is 25041463161317. The reversal of 25041463161240 is 4216136414052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1992025 + ... + 7351944.

It is an arithmetic number, because the mean of its divisors is an integer number (613057871700).

Almost surely, 2^{25041463161240} is an apocalyptic number.

25041463161240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25041463161240 is an abundant number, since it is smaller than the sum of its proper divisors (53429944416360).

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

25041463161240 is a wasteful number, since it uses less digits than its factorization.

25041463161240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9344977 (or 9344973 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

Adding to 25041463161240 its reverse (4216136414052), we get a palindrome (29257599575292).

The spelling of 25041463161240 in words is "twenty-five trillion, forty-one billion, four hundred sixty-three million, one hundred sixty-one thousand, two hundred forty".