25031534001213 has 16 divisors (see below), whose sum is σ = 33643378492416. Its totient is φ = 16553789619120.

The previous prime is 25031534001203. The next prime is 25031534001311. The reversal of 25031534001213 is 31210043513052.

It is not a de Polignac number, because 25031534001213 - 2¹³ = 25031533993021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25031534001203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11523895 + ... + 13522692.

It is an arithmetic number, because the mean of its divisors is an integer number (2102711155776).

Almost surely, 2^{25031534001213} is an apocalyptic number.

It is an amenable number.

25031534001213 is a deficient number, since it is larger than the sum of its proper divisors (8611844491203).

25031534001213 is a wasteful number, since it uses less digits than its factorization.

25031534001213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25049264.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 25031534001213 its reverse (31210043513052), we get a palindrome (56241577514265).

The spelling of 25031534001213 in words is "twenty-five trillion, thirty-one billion, five hundred thirty-four million, one thousand, two hundred thirteen".