25349996606 has 32 divisors (see below), whose sum is σ = 44296519680. Its totient is φ = 10766498400.

The previous prime is 25349996599. The next prime is 25349996681. The reversal of 25349996606 is 60669994352.

It is a congruent number.

It is an unprimeable number.

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, 621086 + ... + 660641.

It is an arithmetic number, because the mean of its divisors is an integer number (1384266240).

Almost surely, 2^25349996606 is an apocalyptic number.

25349996606 is a deficient number, since it is larger than the sum of its proper divisors (18946523074).

25349996606 is a wasteful number, since it uses less digits than its factorization.

25349996606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281800.

The product of its (nonzero) digits is 18895680, while the sum is 59.

The spelling of 25349996606 in words is "twenty-five billion, three hundred forty-nine million, nine hundred ninety-six thousand, six hundred six".