80623417399 has 16 divisors (see below), whose sum is σ = 92896704000. Its totient is φ = 68541241824.

The previous prime is 80623417367. The next prime is 80623417423. The reversal of 80623417399 is 99371432608.

It is a cyclic number.

It is not a de Polignac number, because 80623417399 - 2⁵ = 80623417367 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 (80623412399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350292 + ... + 532870.

It is an arithmetic number, because the mean of its divisors is an integer number (5806044000).

Almost surely, 2^80623417399 is an apocalyptic number.

80623417399 is a deficient number, since it is larger than the sum of its proper divisors (12273286601).

80623417399 is a wasteful number, since it uses less digits than its factorization.

80623417399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183102.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The spelling of 80623417399 in words is "eighty billion, six hundred twenty-three million, four hundred seventeen thousand, three hundred ninety-nine".