3787328563236 has 243 divisors, whose sum is σ = 10224510885043. Its totient is φ = 1227447976320.

The previous prime is 3787328563223. The next prime is 3787328563283. The reversal of 3787328563236 is 6323658237873.

It is a happy number.

The square root of 3787328563236 is 1946106.

It is a perfect power (a square), and thus also a powerful number.

3787328563236 is a `hidden beast` number, since 3 + 7 + 8 + 7 + 32 + 8 + 563 + 2 + 36 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 630512100 + 3786698051136 = 25110^2 + 1945944^2 .

It is a tau number, because it is divible by the number of its divisors (243).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 12926035906 + ... + 12926036198.

Almost surely, 2^{3787328563236} is an apocalyptic number.

3787328563236 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

3787328563236 is the 1946106-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3787328563236

3787328563236 is an abundant number, since it is smaller than the sum of its proper divisors (6437182321807).

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

3787328563236 is an frugal number, since it uses more digits than its factorization.

3787328563236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 339 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 63.

The spelling of 3787328563236 in words is "three trillion, seven hundred eighty-seven billion, three hundred twenty-eight million, five hundred sixty-three thousand, two hundred thirty-six".