80198828140 has 24 divisors (see below), whose sum is σ = 168698728800. Its totient is φ = 32025971328.

The previous prime is 80198828137. The next prime is 80198828197. The reversal of 80198828140 is 4182889108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3335217 + ... + 3359176.

It is an arithmetic number, because the mean of its divisors is an integer number (7029113700).

Almost surely, 2^80198828140 is an apocalyptic number.

It is an amenable number.

80198828140 is an abundant number, since it is smaller than the sum of its proper divisors (88499900660).

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

80198828140 is a wasteful number, since it uses less digits than its factorization.

80198828140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6695001 (or 6694999 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 49.

The spelling of 80198828140 in words is "eighty billion, one hundred ninety-eight million, eight hundred twenty-eight thousand, one hundred forty".