25524252201 has 16 divisors (see below), whose sum is σ = 38896502144. Its totient is φ = 14584385664.

The previous prime is 25524252151. The next prime is 25524252211. The reversal of 25524252201 is 10225242552.

It is not a de Polignac number, because 25524252201 - 2⁹ = 25524251689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25524252211) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 469695 + ... + 521211.

It is an arithmetic number, because the mean of its divisors is an integer number (2431031384).

Almost surely, 2^25524252201 is an apocalyptic number.

25524252201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

25524252201 is a deficient number, since it is larger than the sum of its proper divisors (13372249943).

25524252201 is a wasteful number, since it uses less digits than its factorization.

25524252201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75120.

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 25524252201 its reverse (10225242552), we get a palindrome (35749494753).

The spelling of 25524252201 in words is "twenty-five billion, five hundred twenty-four million, two hundred fifty-two thousand, two hundred one".