80733973320000 has 8400 divisors, whose sum is σ = 423342126355456. Its totient is φ = 14780620800000.

The previous prime is 80733973319959. The next prime is 80733973320001. The reversal of 80733973320000 is 2337933708.

80733973320000 is a `hidden beast` number, since 80 + 7 + 339 + 7 + 33 + 200 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (8400).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80733973320001) by changing a digit.

It is a polite number, since it can be written in 1199 ways as a sum of consecutive naturals, for example, 1105944839964 + ... + 1105944840036.

Almost surely, 2^{80733973320000} is an apocalyptic number.

80733973320000 is a gapful number since it is divisible by the number (80) 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 80733973320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211671063177728).

80733973320000 is an abundant number, since it is smaller than the sum of its proper divisors (342608153035456).

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

80733973320000 is a wasteful number, since it uses less digits than its factorization.

80733973320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 45.

The spelling of 80733973320000 in words is "eighty trillion, seven hundred thirty-three billion, nine hundred seventy-three million, three hundred twenty thousand".