3227778113472 has 504 divisors, whose sum is σ = 10842425670960. Its totient is φ = 944347299840.

The previous prime is 3227778113429. The next prime is 3227778113489. The reversal of 3227778113472 is 2743118777223.

3227778113472 is a `hidden beast` number, since 3 + 2 + 27 + 77 + 81 + 1 + 3 + 472 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 133937328 + ... + 133961424.

Almost surely, 2^{3227778113472} is an apocalyptic number.

3227778113472 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3227778113472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5421212835480).

3227778113472 is an abundant number, since it is smaller than the sum of its proper divisors (7614647557488).

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

3227778113472 is an equidigital number, since it uses as much as digits as its factorization.

3227778113472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24173 (or 24142 counting only the distinct ones).

The product of its digits is 5531904, while the sum is 54.

The spelling of 3227778113472 in words is "three trillion, two hundred twenty-seven billion, seven hundred seventy-eight million, one hundred thirteen thousand, four hundred seventy-two".