1678885802496 has 960 divisors, whose sum is σ = 5939267862528. Its totient is φ = 463520268288.

The previous prime is 1678885802467. The next prime is 1678885802507. The reversal of 1678885802496 is 6942085888761.

1678885802496 is a `hidden beast` number, since 1 + 6 + 7 + 8 + 88 + 58 + 0 + 2 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4756050256 + ... + 4756050608.

Almost surely, 2^{1678885802496} is an apocalyptic number.

1678885802496 is a gapful number since it is divisible by the number (16) 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 1678885802496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2969633931264).

1678885802496 is an abundant number, since it is smaller than the sum of its proper divisors (4260382060032).

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

1678885802496 is an equidigital number, since it uses as much as digits as its factorization.

1678885802496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 371589120, while the sum is 72.

The spelling of 1678885802496 in words is "one trillion, six hundred seventy-eight billion, eight hundred eighty-five million, eight hundred two thousand, four hundred ninety-six".