80142996 has 24 divisors (see below), whose sum is σ = 190530144. Its totient is φ = 26210080.

The previous prime is 80142991. The next prime is 80143001. The reversal of 80142996 is 69924108.

It is an interprime number because it is at equal distance from previous prime (80142991) and next prime (80143001).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80142991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62370 + ... + 63641.

It is an arithmetic number, because the mean of its divisors is an integer number (7938756).

Almost surely, 2^80142996 is an apocalyptic number.

It is an amenable number.

80142996 is an abundant number, since it is smaller than the sum of its proper divisors (110387148).

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

80142996 is a wasteful number, since it uses less digits than its factorization.

80142996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126071 (or 126069 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 80142996 is about 8952.2620605074. The cubic root of 80142996 is about 431.1435148134.

The spelling of 80142996 in words is "eighty million, one hundred forty-two thousand, nine hundred ninety-six".