80562648477 has 32 divisors (see below), whose sum is σ = 109789779456. Its totient is φ = 52537400000.

The previous prime is 80562648443. The next prime is 80562648479. The reversal of 80562648477 is 77484626508.

It is a cyclic number.

It is not a de Polignac number, because 80562648477 - 2⁷ = 80562648349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80562648479) 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 31 ways as a sum of consecutive naturals, for example, 10808602 + ... + 10816052.

It is an arithmetic number, because the mean of its divisors is an integer number (3430930608).

Almost surely, 2^80562648477 is an apocalyptic number.

It is an amenable number.

80562648477 is a deficient number, since it is larger than the sum of its proper divisors (29227130979).

80562648477 is a wasteful number, since it uses less digits than its factorization.

80562648477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7961.

The product of its (nonzero) digits is 18063360, while the sum is 57.

The spelling of 80562648477 in words is "eighty billion, five hundred sixty-two million, six hundred forty-eight thousand, four hundred seventy-seven".