326838550000 has 60 divisors (see below), whose sum is σ = 791511574392. Its totient is φ = 130735400000.

The previous prime is 326838549979. The next prime is 326838550001. The reversal of 326838550000 is 55838623.

It is a happy number.

It is a super-2 number, since 2×326838550000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326838550001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3218386 + ... + 3318385.

Almost surely, 2^326838550000 is an apocalyptic number.

It is an amenable number.

326838550000 is an abundant number, since it is smaller than the sum of its proper divisors (464673024392).

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

326838550000 is an frugal number, since it uses more digits than its factorization.

326838550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6536804 (or 6536778 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 326838550000 in words is "three hundred twenty-six billion, eight hundred thirty-eight million, five hundred fifty thousand".