26117132770 has 32 divisors (see below), whose sum is σ = 48436101360. Its totient is φ = 10134558720.

The previous prime is 26117132749. The next prime is 26117132777. The reversal of 26117132770 is 7723171162.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 16003009009 + 10114123761 = 126503^2 + 100569^2 .

It is not an unprimeable number, because it can be changed into a prime (26117132777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229671 + ... + 324010.

Almost surely, 2^26117132770 is an apocalyptic number.

26117132770 is a deficient number, since it is larger than the sum of its proper divisors (22318968590).

26117132770 is a wasteful number, since it uses less digits than its factorization.

26117132770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553830.

The product of its (nonzero) digits is 24696, while the sum is 37.

The spelling of 26117132770 in words is "twenty-six billion, one hundred seventeen million, one hundred thirty-two thousand, seven hundred seventy".