80736317029368 has 1152 divisors, whose sum is σ = 304430951784960. Its totient is φ = 18666990950400.

The previous prime is 80736317029321. The next prime is 80736317029387. The reversal of 80736317029368 is 86392071363708.

80736317029368 is a `hidden beast` number, since 80 + 7 + 3 + 6 + 3 + 170 + 29 + 368 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 21263184046 + ... + 21263187842.

It is an arithmetic number, because the mean of its divisors is an integer number (264262978980).

Almost surely, 2^{80736317029368} is an apocalyptic number.

80736317029368 is a gapful number since it is divisible by the number (88) 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 80736317029368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152215475892480).

80736317029368 is an abundant number, since it is smaller than the sum of its proper divisors (223694634755592).

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

80736317029368 is a wasteful number, since it uses less digits than its factorization.

80736317029368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4209 (or 4171 counting only the distinct ones).

The product of its (nonzero) digits is 54867456, while the sum is 63.

The spelling of 80736317029368 in words is "eighty trillion, seven hundred thirty-six billion, three hundred seventeen million, twenty-nine thousand, three hundred sixty-eight".