326135836026 has 768 divisors, whose sum is σ = 1025216704512. Its totient is φ = 74985523200.

The previous prime is 326135836021. The next prime is 326135836051. The reversal of 326135836026 is 620638531623.

326135836026 is a `hidden beast` number, since 3 + 2 + 6 + 1 + 3 + 583 + 60 + 2 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (326135836021) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1655511760 + ... + 1655511956.

It is an arithmetic number, because the mean of its divisors is an integer number (1334917584).

Almost surely, 2^326135836026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 326135836026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (512608352256).

326135836026 is an abundant number, since it is smaller than the sum of its proper divisors (699080868486).

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

326135836026 is a wasteful number, since it uses less digits than its factorization.

326135836026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 326135836026 in words is "three hundred twenty-six billion, one hundred thirty-five million, eight hundred thirty-six thousand, twenty-six".