80694793033529 has 4 divisors (see below), whose sum is σ = 82571416127376. Its totient is φ = 78818169939684.

The previous prime is 80694793033523. The next prime is 80694793033549. The reversal of 80694793033529 is 92533039749608.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80694793033529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80694793033523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 938311546859 + ... + 938311546944.

It is an arithmetic number, because the mean of its divisors is an integer number (20642854031844).

Almost surely, 2^{80694793033529} is an apocalyptic number.

It is an amenable number.

80694793033529 is a deficient number, since it is larger than the sum of its proper divisors (1876623093847).

80694793033529 is a wasteful number, since it uses less digits than its factorization.

80694793033529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1876623093846.

The product of its (nonzero) digits is 264539520, while the sum is 68.

The spelling of 80694793033529 in words is "eighty trillion, six hundred ninety-four billion, seven hundred ninety-three million, thirty-three thousand, five hundred twenty-nine".