326007878738 has 8 divisors (see below), whose sum is σ = 489023497200. Its totient is φ = 163000046340.

The previous prime is 326007878737. The next prime is 326007878743. The reversal of 326007878738 is 837878700623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×326007878738² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (326007878737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1840688 + ... + 2010011.

It is an arithmetic number, because the mean of its divisors is an integer number (61127937150).

Almost surely, 2^326007878738 is an apocalyptic number.

326007878738 is a deficient number, since it is larger than the sum of its proper divisors (163015618462).

326007878738 is a wasteful number, since it uses less digits than its factorization.

326007878738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893032.

The product of its (nonzero) digits is 18966528, while the sum is 59.

The spelling of 326007878738 in words is "three hundred twenty-six billion, seven million, eight hundred seventy-eight thousand, seven hundred thirty-eight".