25613400062212 has 6 divisors (see below), whose sum is σ = 44823450108878. Its totient is φ = 12806700031104.

The previous prime is 25613400062183. The next prime is 25613400062221. The reversal of 25613400062212 is 21226000431652.

It can be written as a sum of positive squares in only one way, i.e., 24660699130116 + 952700932096 = 4965954^2 + 976064^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3201675007773 + ... + 3201675007780.

Almost surely, 2^{25613400062212} is an apocalyptic number.

It is an amenable number.

25613400062212 is a deficient number, since it is larger than the sum of its proper divisors (19210050046666).

25613400062212 is a wasteful number, since it uses less digits than its factorization.

25613400062212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6403350015557 (or 6403350015555 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 25613400062212 its reverse (21226000431652), we get a palindrome (46839400493864).

The spelling of 25613400062212 in words is "twenty-five trillion, six hundred thirteen billion, four hundred million, sixty-two thousand, two hundred twelve".