2237774823396 has 144 divisors (see below), whose sum is σ = 6809698896000. Its totient is φ = 605288941056.

The previous prime is 2237774823391. The next prime is 2237774823413. The reversal of 2237774823396 is 6933284777322.

It is a happy number.

2237774823396 is a `hidden beast` number, since 2 + 2 + 37 + 7 + 7 + 482 + 33 + 96 = 666.

2237774823396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (2237774823391) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6698130 + ... + 7024278.

Almost surely, 2^{2237774823396} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2237774823396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3404849448000).

2237774823396 is an abundant number, since it is smaller than the sum of its proper divisors (4571924072604).

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

2237774823396 is a wasteful number, since it uses less digits than its factorization.

2237774823396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327618 (or 327613 counting only the distinct ones).

The product of its digits is 128024064, while the sum is 63.

The spelling of 2237774823396 in words is "two trillion, two hundred thirty-seven billion, seven hundred seventy-four million, eight hundred twenty-three thousand, three hundred ninety-six".