25701318131396 has 24 divisors (see below), whose sum is σ = 47418164179680. Its totient is φ = 12155374959552.

The previous prime is 25701318131387. The next prime is 25701318131417. The reversal of 25701318131396 is 69313181310752.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262917881 + ... + 263015616.

It is an arithmetic number, because the mean of its divisors is an integer number (1975756840820).

Almost surely, 2^{25701318131396} is an apocalyptic number.

It is an amenable number.

25701318131396 is a deficient number, since it is larger than the sum of its proper divisors (21716846048284).

25701318131396 is a wasteful number, since it uses less digits than its factorization.

25701318131396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525934163 (or 525934161 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The spelling of 25701318131396 in words is "twenty-five trillion, seven hundred one billion, three hundred eighteen million, one hundred thirty-one thousand, three hundred ninety-six".