25521101041 has 8 divisors (see below), whose sum is σ = 25857589824. Its totient is φ = 25186426800.

The previous prime is 25521100991. The next prime is 25521101057. The reversal of 25521101041 is 14010112552.

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

It is a cyclic number.

It is not a de Polignac number, because 25521101041 - 2²⁹ = 24984230129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25521101071) 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, 425310 + ... + 481591.

It is an arithmetic number, because the mean of its divisors is an integer number (3232198728).

Almost surely, 2^25521101041 is an apocalyptic number.

It is an amenable number.

25521101041 is a deficient number, since it is larger than the sum of its proper divisors (336488783).

25521101041 is a wasteful number, since it uses less digits than its factorization.

25521101041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907271.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 25521101041 its reverse (14010112552), we get a palindrome (39531213593).

The spelling of 25521101041 in words is "twenty-five billion, five hundred twenty-one million, one hundred one thousand, forty-one".