80937543455 has 8 divisors (see below), whose sum is σ = 97151092512. Its totient is φ = 64732674528.

The previous prime is 80937543431. The next prime is 80937543461. The reversal of 80937543455 is 55434573908.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 80937543455 - 2⁶ = 80937543391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80937543397 and 80937543406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2149499 + ... + 2186828.

It is an arithmetic number, because the mean of its divisors is an integer number (12143886564).

Almost surely, 2^80937543455 is an apocalyptic number.

80937543455 is a deficient number, since it is larger than the sum of its proper divisors (16213549057).

80937543455 is a wasteful number, since it uses less digits than its factorization.

80937543455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340065.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 80937543455 in words is "eighty billion, nine hundred thirty-seven million, five hundred forty-three thousand, four hundred fifty-five".