3812747618628 has 192 divisors, whose sum is σ = 11328125760000. Its totient is φ = 1098594275328.

The previous prime is 3812747618573. The next prime is 3812747618707. The reversal of 3812747618628 is 8268167472183.

It is a happy number.

3812747618628 is a `hidden beast` number, since 3 + 8 + 1 + 2 + 7 + 4 + 7 + 618 + 6 + 2 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4348368 + ... + 5151096.

It is an arithmetic number, because the mean of its divisors is an integer number (59000655000).

Almost surely, 2^{3812747618628} 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 3812747618628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5664062880000).

3812747618628 is an abundant number, since it is smaller than the sum of its proper divisors (7515378141372).

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

3812747618628 is a wasteful number, since it uses less digits than its factorization.

3812747618628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802971 (or 802963 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 63.

The spelling of 3812747618628 in words is "three trillion, eight hundred twelve billion, seven hundred forty-seven million, six hundred eighteen thousand, six hundred twenty-eight".