80335438355 has 4 divisors (see below), whose sum is σ = 96402526032. Its totient is φ = 64268350680.

The previous prime is 80335438349. The next prime is 80335438363. The reversal of 80335438355 is 55383453308.

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

It is not a de Polignac number, because 80335438355 - 2²² = 80331244051 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8033543831 + ... + 8033543840.

It is an arithmetic number, because the mean of its divisors is an integer number (24100631508).

Almost surely, 2^80335438355 is an apocalyptic number.

80335438355 is a deficient number, since it is larger than the sum of its proper divisors (16067087677).

80335438355 is a wasteful number, since it uses less digits than its factorization.

80335438355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16067087676.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 80335438355 in words is "eighty billion, three hundred thirty-five million, four hundred thirty-eight thousand, three hundred fifty-five".