25103144152 has 32 divisors (see below), whose sum is σ = 47213403120. Its totient is φ = 12512957440.

The previous prime is 25103144141. The next prime is 25103144159. The reversal of 25103144152 is 25144130152.

It is a self number, because there is not a number n which added to its sum of digits gives 25103144152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25103144159) 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, 5082228 + ... + 5087164.

Almost surely, 2^25103144152 is an apocalyptic number.

It is an amenable number.

25103144152 is a deficient number, since it is larger than the sum of its proper divisors (22110258968).

25103144152 is a wasteful number, since it uses less digits than its factorization.

25103144152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6771 (or 6767 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 25103144152 in words is "twenty-five billion, one hundred three million, one hundred forty-four thousand, one hundred fifty-two".