25315231214411 has 4 divisors (see below), whose sum is σ = 25315241996112. Its totient is φ = 25315220432712.

The previous prime is 25315231214347. The next prime is 25315231214443. The reversal of 25315231214411 is 11441213251352.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 25315231214411 - 2⁶ = 25315231214347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25315231214311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207776 + ... + 7118541.

It is an arithmetic number, because the mean of its divisors is an integer number (6328810499028).

Almost surely, 2^{25315231214411} is an apocalyptic number.

25315231214411 is a deficient number, since it is larger than the sum of its proper divisors (10781701).

25315231214411 is an equidigital number, since it uses as much as digits as its factorization.

25315231214411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10781700.

The product of its digits is 28800, while the sum is 35.

Adding to 25315231214411 its reverse (11441213251352), we get a palindrome (36756444465763).

The spelling of 25315231214411 in words is "twenty-five trillion, three hundred fifteen billion, two hundred thirty-one million, two hundred fourteen thousand, four hundred eleven".