25145654152 has 16 divisors (see below), whose sum is σ = 47947222800. Its totient is φ = 12359728080.

The previous prime is 25145654141. The next prime is 25145654197.

25145654152 is nontrivially palindromic in base 10.

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, 26636874 + ... + 26637817.

It is an arithmetic number, because the mean of its divisors is an integer number (2996701425).

Almost surely, 2^25145654152 is an apocalyptic number.

It is an amenable number.

25145654152 is a deficient number, since it is larger than the sum of its proper divisors (22801568648).

25145654152 is a wasteful number, since it uses less digits than its factorization.

25145654152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53274756 (or 53274752 counting only the distinct ones).

The product of its digits is 240000, while the sum is 40.

The spelling of 25145654152 in words is "twenty-five billion, one hundred forty-five million, six hundred fifty-four thousand, one hundred fifty-two".