3810428544780 has 768 divisors, whose sum is σ = 14293175500800. Its totient is φ = 830352384000.

The previous prime is 3810428544751. The next prime is 3810428544781. The reversal of 3810428544780 is 874458240183.

3810428544780 is a `hidden beast` number, since 3 + 8 + 1 + 0 + 4 + 28 + 544 + 78 + 0 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (3810428544781) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2979224181 + ... + 2979225459.

It is an arithmetic number, because the mean of its divisors is an integer number (18610905600).

Almost surely, 2^{3810428544780} is an apocalyptic number.

3810428544780 is a gapful number since it is divisible by the number (30) 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 3810428544780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7146587750400).

3810428544780 is an abundant number, since it is smaller than the sum of its proper divisors (10482746956020).

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

3810428544780 is a wasteful number, since it uses less digits than its factorization.

3810428544780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2295 counting only the distinct ones).

The product of its (nonzero) digits is 6881280, while the sum is 54.

The spelling of 3810428544780 in words is "three trillion, eight hundred ten billion, four hundred twenty-eight million, five hundred forty-four thousand, seven hundred eighty".