80206456772098 has 8 divisors (see below), whose sum is σ = 120318058065420. Its totient is φ = 40100437416960.

The previous prime is 80206456772081. The next prime is 80206456772119. The reversal of 80206456772098 is 89027765460208.

It can be written as a sum of positive squares in 2 ways, for example, as 72653342358249 + 7553114413849 = 8523693^2 + 2748293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×80206456772098² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1395448623 + ... + 1395506098.

Almost surely, 2^{80206456772098} is an apocalyptic number.

80206456772098 is a deficient number, since it is larger than the sum of its proper divisors (40111601293322).

80206456772098 is a wasteful number, since it uses less digits than its factorization.

80206456772098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2790969092.

The product of its (nonzero) digits is 81285120, while the sum is 64.

The spelling of 80206456772098 in words is "eighty trillion, two hundred six billion, four hundred fifty-six million, seven hundred seventy-two thousand, ninety-eight".