884321549201664 has 2520 divisors, whose sum is σ = 3284537215296960. Its totient is φ = 236971518271488.

The previous prime is 884321549201543. The next prime is 884321549201707. The reversal of 884321549201664 is 466102945123488.

884321549201664 is a `hidden beast` number, since 8 + 8 + 4 + 3 + 2 + 1 + 549 + 20 + 1 + 6 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 279 ways as a sum of consecutive naturals, for example, 546214668247 + ... + 546214669865.

It is an arithmetic number, because the mean of its divisors is an integer number (1303387783848).

Almost surely, 2^{884321549201664} is an apocalyptic number.

884321549201664 is a gapful number since it is divisible by the number (84) 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 884321549201664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1642268607648480).

884321549201664 is an abundant number, since it is smaller than the sum of its proper divisors (2400215666095296).

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

884321549201664 is an frugal number, since it uses more digits than its factorization.

884321549201664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1757 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 79626240, while the sum is 63.

The spelling of 884321549201664 in words is "eight hundred eighty-four trillion, three hundred twenty-one billion, five hundred forty-nine million, two hundred one thousand, six hundred sixty-four".