26193292136 has 64 divisors (see below), whose sum is σ = 55645056000. Its totient is φ = 11455111360.

The previous prime is 26193292129. The next prime is 26193292199. The reversal of 26193292136 is 63129239162.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

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, 190355 + ... + 297693.

It is an arithmetic number, because the mean of its divisors is an integer number (869454000).

Almost surely, 2^26193292136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26193292136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27822528000).

26193292136 is an abundant number, since it is smaller than the sum of its proper divisors (29451763864).

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

26193292136 is a wasteful number, since it uses less digits than its factorization.

26193292136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107462 (or 107458 counting only the distinct ones).

The product of its digits is 209952, while the sum is 44.

The spelling of 26193292136 in words is "twenty-six billion, one hundred ninety-three million, two hundred ninety-two thousand, one hundred thirty-six".