26161164050 has 48 divisors (see below), whose sum is σ = 55714356672. Its totient is φ = 8952897600.

The previous prime is 26161164041. The next prime is 26161164077. The reversal of 26161164050 is 5046116162.

It is a junction number, because it is equal to n+sod(n) for n = 26161163998 and 26161164016.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120269 + ... + 258431.

It is an arithmetic number, because the mean of its divisors is an integer number (1160715764).

Almost surely, 2^26161164050 is an apocalyptic number.

26161164050 is an abundant number, since it is smaller than the sum of its proper divisors (29553192622).

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

26161164050 is a wasteful number, since it uses less digits than its factorization.

26161164050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138723 (or 138718 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 26161164050 in words is "twenty-six billion, one hundred sixty-one million, one hundred sixty-four thousand, fifty".