80265961934 has 4 divisors (see below), whose sum is σ = 120398942904. Its totient is φ = 40132980966.

The previous prime is 80265961921. The next prime is 80265961943. The reversal of 80265961934 is 43916956208.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20066490482 + ... + 20066490485.

It is an arithmetic number, because the mean of its divisors is an integer number (30099735726).

Almost surely, 2^80265961934 is an apocalyptic number.

80265961934 is a deficient number, since it is larger than the sum of its proper divisors (40132980970).

80265961934 is a wasteful number, since it uses less digits than its factorization.

80265961934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40132980969.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 80265961934 in words is "eighty billion, two hundred sixty-five million, nine hundred sixty-one thousand, nine hundred thirty-four".