80743048650 has 288 divisors, whose sum is σ = 244353485376. Its totient is φ = 18944640000.

The previous prime is 80743048621. The next prime is 80743048651. The reversal of 80743048650 is 5684034708.

80743048650 is a `hidden beast` number, since 80 + 7 + 43 + 0 + 486 + 50 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 80743048596 and 80743048605.

It is not an unprimeable number, because it can be changed into a prime (80743048651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 26584932 + ... + 26587968.

It is an arithmetic number, because the mean of its divisors is an integer number (848449602).

Almost surely, 2^80743048650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80743048650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122176742688).

80743048650 is an abundant number, since it is smaller than the sum of its proper divisors (163610436726).

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

80743048650 is a wasteful number, since it uses less digits than its factorization.

80743048650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238 (or 3230 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 80743048650 in words is "eighty billion, seven hundred forty-three million, forty-eight thousand, six hundred fifty".