676636066080 has 864 divisors, whose sum is σ = 2630515777344. Its totient is φ = 163254196224.

The previous prime is 676636066049. The next prime is 676636066123. The reversal of 676636066080 is 80660636676.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (864).

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5327842977 + ... + 5327843103.

It is an arithmetic number, because the mean of its divisors is an integer number (3044578446).

Almost surely, 2^676636066080 is an apocalyptic number.

676636066080 is a gapful number since it is divisible by the number (60) 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 676636066080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1315257888672).

676636066080 is an abundant number, since it is smaller than the sum of its proper divisors (1953879711264).

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

676636066080 is a wasteful number, since it uses less digits than its factorization.

676636066080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 676636066080 in words is "six hundred seventy-six billion, six hundred thirty-six million, sixty-six thousand, eighty".