25022023045 has 8 divisors (see below), whose sum is σ = 30758779800. Its totient is φ = 19529383680.

The previous prime is 25022022953. The next prime is 25022023063. The reversal of 25022023045 is 54032022052.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 58339044 + 24963684001 = 7638^2 + 157999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25022023045 - 2¹⁹ = 25021498757 is a prime.

It is a super-2 number, since 2×25022023045² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61029120 + ... + 61029529.

It is an arithmetic number, because the mean of its divisors is an integer number (3844847475).

Almost surely, 2^25022023045 is an apocalyptic number.

It is an amenable number.

25022023045 is a deficient number, since it is larger than the sum of its proper divisors (5736756755).

25022023045 is a wasteful number, since it uses less digits than its factorization.

25022023045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122058695.

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 25022023045 its reverse (54032022052), we get a palindrome (79054045097).

The spelling of 25022023045 in words is "twenty-five billion, twenty-two million, twenty-three thousand, forty-five".