26634645662050 has 12 divisors (see below), whose sum is σ = 49540440931506. Its totient is φ = 10653858264800.

The previous prime is 26634645662021. The next prime is 26634645662057. The reversal of 26634645662050 is 5026654643662.

It can be written as a sum of positive squares in 3 ways, for example, as 15913533137329 + 10721112524721 = 3989177^2 + 3274311^2 .

It is a junction number, because it is equal to n+sod(n) for n = 26634645661982 and 26634645662000.

It is not an unprimeable number, because it can be changed into a prime (26634645662057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 266346456571 + ... + 266346456670.

Almost surely, 2^{26634645662050} is an apocalyptic number.

26634645662050 is a deficient number, since it is larger than the sum of its proper divisors (22905795269456).

26634645662050 is a wasteful number, since it uses less digits than its factorization.

26634645662050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532692913253 (or 532692913248 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 55.

The spelling of 26634645662050 in words is "twenty-six trillion, six hundred thirty-four billion, six hundred forty-five million, six hundred sixty-two thousand, fifty".