26161910943 has 32 divisors (see below), whose sum is σ = 40103631360. Its totient is φ = 14860675200.

The previous prime is 26161910917. The next prime is 26161910953. The reversal of 26161910943 is 34901916162.

It is not a de Polignac number, because 26161910943 - 2¹⁰ = 26161909919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26161910895 and 26161910904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26161910903) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3337753 + ... + 3345581.

It is an arithmetic number, because the mean of its divisors is an integer number (1253238480).

Almost surely, 2^26161910943 is an apocalyptic number.

26161910943 is a deficient number, since it is larger than the sum of its proper divisors (13941720417).

26161910943 is a wasteful number, since it uses less digits than its factorization.

26161910943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8767.

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 26161910943 in words is "twenty-six billion, one hundred sixty-one million, nine hundred ten thousand, nine hundred forty-three".