25484342401 has 32 divisors (see below), whose sum is σ = 32088729600. Its totient is φ = 19733725440.

The previous prime is 25484342357. The next prime is 25484342419. The reversal of 25484342401 is 10424348452.

It is a cyclic number.

It is not a de Polignac number, because 25484342401 - 2¹³ = 25484334209 is a prime.

It is a super-2 number, since 2×25484342401² (a number of 22 digits) contains 22 as substring.

It is a deceptive number, since it divides R_25484342400.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25484342101) 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 31 ways as a sum of consecutive naturals, for example, 999945 + ... + 1025113.

It is an arithmetic number, because the mean of its divisors is an integer number (1002772800).

Almost surely, 2^25484342401 is an apocalyptic number.

It is an amenable number.

25484342401 is a deficient number, since it is larger than the sum of its proper divisors (6604387199).

25484342401 is a wasteful number, since it uses less digits than its factorization.

25484342401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25549.

The product of its (nonzero) digits is 122880, while the sum is 37.

The spelling of 25484342401 in words is "twenty-five billion, four hundred eighty-four million, three hundred forty-two thousand, four hundred one".