25134111445 has 16 divisors (see below), whose sum is σ = 30437047872. Its totient is φ = 19923321600.

The previous prime is 25134111437. The next prime is 25134111473. The reversal of 25134111445 is 54411143152.

25134111445 is nontrivially palindromic in base 16.

It is not a de Polignac number, because 25134111445 - 2³ = 25134111437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3302014 + ... + 3309616.

It is an arithmetic number, because the mean of its divisors is an integer number (1902315492).

Almost surely, 2^25134111445 is an apocalyptic number.

It is an amenable number.

25134111445 is a deficient number, since it is larger than the sum of its proper divisors (5302936427).

25134111445 is a wasteful number, since it uses less digits than its factorization.

25134111445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13572.

The product of its digits is 9600, while the sum is 31.

Adding to 25134111445 its reverse (54411143152), we get a palindrome (79545254597).

The spelling of 25134111445 in words is "twenty-five billion, one hundred thirty-four million, one hundred eleven thousand, four hundred forty-five".