25483847391 has 12 divisors (see below), whose sum is σ = 36814602240. Its totient is φ = 16987108320.

The previous prime is 25483847381. The next prime is 25483847423. The reversal of 25483847391 is 19374838452.

It is a happy number.

25483847391 is a `hidden beast` number, since 2 + 5 + 4 + 83 + 8 + 473 + 91 = 666.

It is not a de Polignac number, because 25483847391 - 2⁹ = 25483846879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25483847371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99126 + ... + 246563.

It is an arithmetic number, because the mean of its divisors is an integer number (3067883520).

Almost surely, 2^25483847391 is an apocalyptic number.

25483847391 is a deficient number, since it is larger than the sum of its proper divisors (11330754849).

25483847391 is a wasteful number, since it uses less digits than its factorization.

25483847391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353886 (or 353883 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 25483847391 in words is "twenty-five billion, four hundred eighty-three million, eight hundred forty-seven thousand, three hundred ninety-one".