80323851 has 4 divisors (see below), whose sum is σ = 107098472. Its totient is φ = 53549232.

The previous prime is 80323847. The next prime is 80323877. The reversal of 80323851 is 15832308.

It is a happy number.

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

It is not a de Polignac number, because 80323851 - 2² = 80323847 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80323651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13387306 + ... + 13387311.

It is an arithmetic number, because the mean of its divisors is an integer number (26774618).

Almost surely, 2^80323851 is an apocalyptic number.

80323851 is a deficient number, since it is larger than the sum of its proper divisors (26774621).

80323851 is a wasteful number, since it uses less digits than its factorization.

80323851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26774620.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 80323851 is about 8962.3574465650. The cubic root of 80323851 is about 431.4675850541.

The spelling of 80323851 in words is "eighty million, three hundred twenty-three thousand, eight hundred fifty-one".