26428693107 has 16 divisors (see below), whose sum is σ = 35485056288. Its totient is φ = 17496145920.

The previous prime is 26428693103. The next prime is 26428693127. The reversal of 26428693107 is 70139682462.

It is not a de Polignac number, because 26428693107 - 2² = 26428693103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26428693103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203443 + ... + 306995.

It is an arithmetic number, because the mean of its divisors is an integer number (2217816018).

Almost surely, 2^26428693107 is an apocalyptic number.

26428693107 is a deficient number, since it is larger than the sum of its proper divisors (9056363181).

26428693107 is a wasteful number, since it uses less digits than its factorization.

26428693107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104150.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 26428693107 in words is "twenty-six billion, four hundred twenty-eight million, six hundred ninety-three thousand, one hundred seven".