26361145218 has 16 divisors (see below), whose sum is σ = 52735353696. Its totient is φ = 8784871200.

The previous prime is 26361145199. The next prime is 26361145229. The reversal of 26361145218 is 81254116362.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 517971 + ... + 566582.

It is an arithmetic number, because the mean of its divisors is an integer number (3295959606).

Almost surely, 2^26361145218 is an apocalyptic number.

26361145218 is an abundant number, since it is smaller than the sum of its proper divisors (26374208478).

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

26361145218 is a wasteful number, since it uses less digits than its factorization.

26361145218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088609.

The product of its digits is 69120, while the sum is 39.

The spelling of 26361145218 in words is "twenty-six billion, three hundred sixty-one million, one hundred forty-five thousand, two hundred eighteen".