25162303441623 has 32 divisors (see below), whose sum is σ = 34730816000256. Its totient is φ = 16191705777408.

The previous prime is 25162303441589. The next prime is 25162303441643. The reversal of 25162303441623 is 32614430326152.

It is not a de Polignac number, because 25162303441623 - 2⁶ = 25162303441559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25162303441643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22617040 + ... + 23703482.

It is an arithmetic number, because the mean of its divisors is an integer number (1085338000008).

Almost surely, 2^{25162303441623} is an apocalyptic number.

25162303441623 is a deficient number, since it is larger than the sum of its proper divisors (9568512558633).

25162303441623 is a wasteful number, since it uses less digits than its factorization.

25162303441623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088143.

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 25162303441623 its reverse (32614430326152), we get a palindrome (57776733767775).

The spelling of 25162303441623 in words is "twenty-five trillion, one hundred sixty-two billion, three hundred three million, four hundred forty-one thousand, six hundred twenty-three".