80426016 has 144 divisors (see below), whose sum is σ = 254741760. Its totient is φ = 23861760.

The previous prime is 80426011. The next prime is 80426023. The reversal of 80426016 is 61062408.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (80426011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167665 + ... + 168143.

It is an arithmetic number, because the mean of its divisors is an integer number (1769040).

Almost surely, 2^80426016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80426016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127370880).

80426016 is an abundant number, since it is smaller than the sum of its proper divisors (174315744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80426016 is a wasteful number, since it uses less digits than its factorization.

80426016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 80426016 is about 8968.0553075904. The cubic root of 80426016 is about 431.6504373844.

The spelling of 80426016 in words is "eighty million, four hundred twenty-six thousand, sixteen".