326220223451460 has 48 divisors (see below), whose sum is σ = 983679443025216. Its totient is φ = 80300362695552.

The previous prime is 326220223451401. The next prime is 326220223451461. The reversal of 326220223451460 is 64154322022623.

It is a super-2 number, since 2×326220223451460² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (326220223451461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209115527074 + ... + 209115528633.

It is an arithmetic number, because the mean of its divisors is an integer number (20493321729692).

Almost surely, 2^{326220223451460} is an apocalyptic number.

326220223451460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326220223451460 is an abundant number, since it is smaller than the sum of its proper divisors (657459219573756).

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

326220223451460 is a wasteful number, since it uses less digits than its factorization.

326220223451460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418231055732 (or 418231055730 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 326220223451460 in words is "three hundred twenty-six trillion, two hundred twenty billion, two hundred twenty-three million, four hundred fifty-one thousand, four hundred sixty".