80323350556 has 6 divisors (see below), whose sum is σ = 140565863480. Its totient is φ = 40161675276.

The previous prime is 80323350517. The next prime is 80323350559. The reversal of 80323350556 is 65505332308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80323350559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10040418816 + ... + 10040418823.

Almost surely, 2^80323350556 is an apocalyptic number.

It is an amenable number.

80323350556 is a deficient number, since it is larger than the sum of its proper divisors (60242512924).

80323350556 is a wasteful number, since it uses less digits than its factorization.

80323350556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20080837643 (or 20080837641 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 80323350556 in words is "eighty billion, three hundred twenty-three million, three hundred fifty thousand, five hundred fifty-six".