80899735033026 has 144 divisors (see below), whose sum is σ = 220439419442424. Its totient is φ = 21253172871168.

The previous prime is 80899735032979. The next prime is 80899735033037. The reversal of 80899735033026 is 62033053799808.

80899735033026 is a `hidden beast` number, since 8 + 0 + 8 + 9 + 9 + 73 + 503 + 30 + 26 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 80586080150625 + 313654882401 = 8976975^2 + 560049^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 10780125 + ... + 16673648.

Almost surely, 2^{80899735033026} is an apocalyptic number.

80899735033026 is an abundant number, since it is smaller than the sum of its proper divisors (139539684409398).

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

80899735033026 is a wasteful number, since it uses less digits than its factorization.

80899735033026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27454065 (or 27454055 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 80899735033026 in words is "eighty trillion, eight hundred ninety-nine billion, seven hundred thirty-five million, thirty-three thousand, twenty-six".