80435468082997 has 4 divisors (see below), whose sum is σ = 80435538442156. Its totient is φ = 80435397723840.

The previous prime is 80435468082973. The next prime is 80435468083031. The reversal of 80435468082997 is 79928086453408.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32827869252721 + 47607598830276 = 5729561^2 + 6899826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80435468082997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80435468085997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33435954 + ... + 35760787.

It is an arithmetic number, because the mean of its divisors is an integer number (20108884610539).

Almost surely, 2^{80435468082997} is an apocalyptic number.

It is an amenable number.

80435468082997 is a deficient number, since it is larger than the sum of its proper divisors (70359159).

80435468082997 is a wasteful number, since it uses less digits than its factorization.

80435468082997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70359158.

The product of its (nonzero) digits is 836075520, while the sum is 73.

The spelling of 80435468082997 in words is "eighty trillion, four hundred thirty-five billion, four hundred sixty-eight million, eighty-two thousand, nine hundred ninety-seven".