326436494730 has 16 divisors (see below), whose sum is σ = 783447587424. Its totient is φ = 87049731920.

The previous prime is 326436494723. The next prime is 326436494777. The reversal of 326436494730 is 37494634623.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5440608216 + ... + 5440608275.

It is an arithmetic number, because the mean of its divisors is an integer number (48965474214).

Almost surely, 2^326436494730 is an apocalyptic number.

326436494730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

326436494730 is an abundant number, since it is smaller than the sum of its proper divisors (457011092694).

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

326436494730 is a wasteful number, since it uses less digits than its factorization.

326436494730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10881216501.

The product of its (nonzero) digits is 7838208, while the sum is 51.

The spelling of 326436494730 in words is "three hundred twenty-six billion, four hundred thirty-six million, four hundred ninety-four thousand, seven hundred thirty".