25356130424 has 8 divisors (see below), whose sum is σ = 47542744560. Its totient is φ = 12678065208.

The previous prime is 25356130403. The next prime is 25356130427. The reversal of 25356130424 is 42403165352.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25356130427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1584758144 + ... + 1584758159.

It is an arithmetic number, because the mean of its divisors is an integer number (5942843070).

Almost surely, 2^25356130424 is an apocalyptic number.

It is an amenable number.

25356130424 is a deficient number, since it is larger than the sum of its proper divisors (22186614136).

25356130424 is a wasteful number, since it uses less digits than its factorization.

25356130424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169516309 (or 3169516305 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 25356130424 its reverse (42403165352), we get a palindrome (67759295776).

The spelling of 25356130424 in words is "twenty-five billion, three hundred fifty-six million, one hundred thirty thousand, four hundred twenty-four".