26694157596636 has 144 divisors (see below), whose sum is σ = 70146137126912. Its totient is φ = 7885446681600.

The previous prime is 26694157596607. The next prime is 26694157596643. The reversal of 26694157596636 is 63669575149662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 622401 + ... + 7333191.

Almost surely, 2^{26694157596636} 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 26694157596636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35073068563456).

26694157596636 is an abundant number, since it is smaller than the sum of its proper divisors (43451979530276).

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

26694157596636 is a wasteful number, since it uses less digits than its factorization.

26694157596636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6710900 (or 6710881 counting only the distinct ones).

The product of its digits is 2645395200, while the sum is 75.

The spelling of 26694157596636 in words is "twenty-six trillion, six hundred ninety-four billion, one hundred fifty-seven million, five hundred ninety-six thousand, six hundred thirty-six".