326713351172074 has 4 divisors (see below), whose sum is σ = 490070026758114. Its totient is φ = 163356675586036.

The previous prime is 326713351172063. The next prime is 326713351172101. The reversal of 326713351172074 is 470271153317623.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 297472565296449 + 29240785875625 = 17247393^2 + 5407475^2 .

It is a super-2 number, since 2×326713351172074² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81678337793017 + ... + 81678337793020.

Almost surely, 2^{326713351172074} is an apocalyptic number.

326713351172074 is a deficient number, since it is larger than the sum of its proper divisors (163356675586040).

326713351172074 is a wasteful number, since it uses less digits than its factorization.

326713351172074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163356675586039.

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 326713351172074 in words is "three hundred twenty-six trillion, seven hundred thirteen billion, three hundred fifty-one million, one hundred seventy-two thousand, seventy-four".