25112111121152 has 72 divisors (see below), whose sum is σ = 57561104112960. Its totient is φ = 10813827732480.

The previous prime is 25112111121151. The next prime is 25112111121179.

25112111121152 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×25112111121152² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25112111121151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234621578 + ... + 234728585.

Almost surely, 2^{25112111121152} is an apocalyptic number.

25112111121152 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25112111121152 is an abundant number, since it is smaller than the sum of its proper divisors (32448992991808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25112111121152 is a wasteful number, since it uses less digits than its factorization.

25112111121152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469350209 (or 469350195 counting only the distinct ones).

The product of its digits is 400, while the sum is 26.

It can be divided in two parts, 2511211 and 1121152, that added together give a palindrome (3632363).

The spelling of 25112111121152 in words is "twenty-five trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty-one thousand, one hundred fifty-two".