25200350006 has 32 divisors (see below), whose sum is σ = 41513599008. Its totient is φ = 11401228800.

The previous prime is 25200349991. The next prime is 25200350069. The reversal of 25200350006 is 60005300252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1647365 + ... + 1662591.

It is an arithmetic number, because the mean of its divisors is an integer number (1297299969).

Almost surely, 2^25200350006 is an apocalyptic number.

25200350006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

25200350006 is a deficient number, since it is larger than the sum of its proper divisors (16313249002).

25200350006 is a wasteful number, since it uses less digits than its factorization.

25200350006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 25200350006 its reverse (60005300252), we get a palindrome (85205650258).

The spelling of 25200350006 in words is "twenty-five billion, two hundred million, three hundred fifty thousand, six".