25254220110002 has 16 divisors (see below), whose sum is σ = 40795415323992. Its totient is φ = 11655754844160.

The previous prime is 25254220109917. The next prime is 25254220110013. The reversal of 25254220110002 is 20001102245252.

It can be written as a sum of positive squares in 4 ways, for example, as 23229999702001 + 2024220408001 = 4819751^2 + 1422751^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7181852 + ... + 10103832.

Almost surely, 2^{25254220110002} is an apocalyptic number.

25254220110002 is a deficient number, since it is larger than the sum of its proper divisors (15541195213990).

25254220110002 is a wasteful number, since it uses less digits than its factorization.

25254220110002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254413.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 25254220110002 its reverse (20001102245252), we get a palindrome (45255322355254).

The spelling of 25254220110002 in words is "twenty-five trillion, two hundred fifty-four billion, two hundred twenty million, one hundred ten thousand, two".