80736381526 has 8 divisors (see below), whose sum is σ = 121108032504. Its totient is φ = 40367037360.

The previous prime is 80736381491. The next prime is 80736381529. The reversal of 80736381526 is 62518363708.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 80736381526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80736381529) 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 3 ways as a sum of consecutive naturals, for example, 486375 + ... + 630898.

It is an arithmetic number, because the mean of its divisors is an integer number (15138504063).

Almost surely, 2^80736381526 is an apocalyptic number.

80736381526 is a deficient number, since it is larger than the sum of its proper divisors (40371650978).

80736381526 is a wasteful number, since it uses less digits than its factorization.

80736381526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153406.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 80736381526 in words is "eighty billion, seven hundred thirty-six million, three hundred eighty-one thousand, five hundred twenty-six".