80968386099526 has 4 divisors (see below), whose sum is σ = 121452579149292. Its totient is φ = 40484193049762.

The previous prime is 80968386099487. The next prime is 80968386099547. The reversal of 80968386099526 is 62599068386908.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20242096524880 + ... + 20242096524883.

It is an arithmetic number, because the mean of its divisors is an integer number (30363144787323).

Almost surely, 2^{80968386099526} is an apocalyptic number.

80968386099526 is a deficient number, since it is larger than the sum of its proper divisors (40484193049766).

80968386099526 is a wasteful number, since it uses less digits than its factorization.

80968386099526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40484193049765.

The product of its (nonzero) digits is 2418647040, while the sum is 79.

The spelling of 80968386099526 in words is "eighty trillion, nine hundred sixty-eight billion, three hundred eighty-six million, ninety-nine thousand, five hundred twenty-six".