1878041355264 has 1056 divisors, whose sum is σ = 6262216462080. Its totient is φ = 561663590400.

The previous prime is 1878041355251. The next prime is 1878041355277. The reversal of 1878041355264 is 4625531408781.

It is a happy number.

1878041355264 is a `hidden beast` number, since 1 + 8 + 7 + 80 + 4 + 1 + 3 + 552 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1878041355251) and next prime (1878041355277).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1878041355264.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18594468814 + ... + 18594468914.

Almost surely, 2^{1878041355264} 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 1878041355264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3131108231040).

1878041355264 is an abundant number, since it is smaller than the sum of its proper divisors (4384175106816).

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

1878041355264 is an equidigital number, since it uses as much as digits as its factorization.

1878041355264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The spelling of 1878041355264 in words is "one trillion, eight hundred seventy-eight billion, forty-one million, three hundred fifty-five thousand, two hundred sixty-four".