26025220122 has 16 divisors (see below), whose sum is σ = 56782298592. Its totient is φ = 7886430320.

The previous prime is 26025220103. The next prime is 26025220139. The reversal of 26025220122 is 22102252062.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 26025220092 and 26025220101.

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, 197160693 + ... + 197160824.

It is an arithmetic number, because the mean of its divisors is an integer number (3548893662).

Almost surely, 2^26025220122 is an apocalyptic number.

26025220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26025220122 is an abundant number, since it is smaller than the sum of its proper divisors (30757078470).

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

26025220122 is a wasteful number, since it uses less digits than its factorization.

26025220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394321533.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 26025220122 its reverse (22102252062), we get a palindrome (48127472184).

The spelling of 26025220122 in words is "twenty-six billion, twenty-five million, two hundred twenty thousand, one hundred twenty-two".