2500022750026 has 4 divisors (see below), whose sum is σ = 3750034125042. Its totient is φ = 1250011375012.

The previous prime is 2500022750009. The next prime is 2500022750081. The reversal of 2500022750026 is 6200572200052.

2500022750026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1785566735001 + 714456015025 = 1336251^2 + 845255^2 .

It is a super-2 number, since 2×2500022750026² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 2500022750026.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625005687505 + ... + 625005687508.

Almost surely, 2^{2500022750026} is an apocalyptic number.

2500022750026 is a deficient number, since it is larger than the sum of its proper divisors (1250011375016).

2500022750026 is a wasteful number, since it uses less digits than its factorization.

2500022750026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250011375015.

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 2500022750026 its reverse (6200572200052), we get a palindrome (8700594950078).

The spelling of 2500022750026 in words is "two trillion, five hundred billion, twenty-two million, seven hundred fifty thousand, twenty-six".