26156435164 has 24 divisors (see below), whose sum is σ = 46707091200. Its totient is φ = 12814080240.

The previous prime is 26156435141. The next prime is 26156435167. The reversal of 26156435164 is 46153465162.

It is a self number, because there is not a number n which added to its sum of digits gives 26156435164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26156435167) 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 7 ways as a sum of consecutive naturals, for example, 274534 + ... + 357325.

It is an arithmetic number, because the mean of its divisors is an integer number (1946128800).

Almost surely, 2^26156435164 is an apocalyptic number.

It is an amenable number.

26156435164 is a deficient number, since it is larger than the sum of its proper divisors (20550656036).

26156435164 is a wasteful number, since it uses less digits than its factorization.

26156435164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632073 (or 632071 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 26156435164 in words is "twenty-six billion, one hundred fifty-six million, four hundred thirty-five thousand, one hundred sixty-four".