25031534001212 has 12 divisors (see below), whose sum is σ = 44405255523216. Its totient is φ = 12344318137440.

The previous prime is 25031534001203. The next prime is 25031534001311. The reversal of 25031534001212 is 21210043513052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42862215464 + ... + 42862216047.

It is an arithmetic number, because the mean of its divisors is an integer number (3700437960268).

Almost surely, 2^{25031534001212} is an apocalyptic number.

It is an amenable number.

25031534001212 is a deficient number, since it is larger than the sum of its proper divisors (19373721522004).

25031534001212 is a wasteful number, since it uses less digits than its factorization.

25031534001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85724431588 (or 85724431586 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 25031534001212 its reverse (21210043513052), we get a palindrome (46241577514264).

The spelling of 25031534001212 in words is "twenty-five trillion, thirty-one billion, five hundred thirty-four million, one thousand, two hundred twelve".