25243474350 has 48 divisors (see below), whose sum is σ = 63396299520. Its totient is φ = 6646380000.

The previous prime is 25243474307. The next prime is 25243474367. The reversal of 25243474350 is 5347434252.

It is a junction number, because it is equal to n+sod(n) for n = 25243474299 and 25243474308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1053276 + ... + 1076975.

It is an arithmetic number, because the mean of its divisors is an integer number (1320756240).

Almost surely, 2^25243474350 is an apocalyptic number.

25243474350 is an abundant number, since it is smaller than the sum of its proper divisors (38152825170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25243474350 is a wasteful number, since it uses less digits than its factorization.

25243474350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130345 (or 2130340 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 39.

The spelling of 25243474350 in words is "twenty-five billion, two hundred forty-three million, four hundred seventy-four thousand, three hundred fifty".