25229465443 has 16 divisors (see below), whose sum is σ = 32122399680. Its totient is φ = 19273435776.

The previous prime is 25229465441. The next prime is 25229465447. The reversal of 25229465443 is 34456492252.

It is a happy number.

It is not a de Polignac number, because 25229465443 - 2¹ = 25229465441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25229465393 and 25229465402.

It is not an unprimeable number, because it can be changed into a prime (25229465441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4777480 + ... + 4782757.

It is an arithmetic number, because the mean of its divisors is an integer number (2007649980).

Almost surely, 2^25229465443 is an apocalyptic number.

25229465443 is a deficient number, since it is larger than the sum of its proper divisors (6892934237).

25229465443 is a wasteful number, since it uses less digits than its factorization.

25229465443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9560286.

The product of its digits is 2073600, while the sum is 46.

The spelling of 25229465443 in words is "twenty-five billion, two hundred twenty-nine million, four hundred sixty-five thousand, four hundred forty-three".