80053827499 has 4 divisors (see below), whose sum is σ = 80054508064. Its totient is φ = 80053146936.

The previous prime is 80053827481. The next prime is 80053827533. The reversal of 80053827499 is 99472835008.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 80053827499 - 2¹⁷ = 80053696427 is a prime.

It is a deceptive number, since it divides R_80053827498.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80053828499) 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, 113427 + ... + 415900.

It is an arithmetic number, because the mean of its divisors is an integer number (20013627016).

Almost surely, 2^80053827499 is an apocalyptic number.

80053827499 is the 151237-th nonagonal number.

80053827499 is a deficient number, since it is larger than the sum of its proper divisors (680565).

80053827499 is a wasteful number, since it uses less digits than its factorization.

80053827499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680564.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 80053827499 in words is "eighty billion, fifty-three million, eight hundred twenty-seven thousand, four hundred ninety-nine".