25482377451 has 8 divisors (see below), whose sum is σ = 33984910800. Its totient is φ = 16984047872.

The previous prime is 25482377387. The next prime is 25482377483. The reversal of 25482377451 is 15477328452.

It is a happy number.

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 25482377451 - 2⁶ = 25482377387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25482377451.

It is not an unprimeable number, because it can be changed into a prime (25482370451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1036770 + ... + 1061063.

It is an arithmetic number, because the mean of its divisors is an integer number (4248113850).

Almost surely, 2^25482377451 is an apocalyptic number.

25482377451 is a deficient number, since it is larger than the sum of its proper divisors (8502533349).

25482377451 is a wasteful number, since it uses less digits than its factorization.

25482377451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101885.

The product of its digits is 1881600, while the sum is 48.

The spelling of 25482377451 in words is "twenty-five billion, four hundred eighty-two million, three hundred seventy-seven thousand, four hundred fifty-one".