80206456772162 has 12 divisors (see below), whose sum is σ = 139952082735270. Its totient is φ = 34374195759456.

The previous prime is 80206456772147. The next prime is 80206456772171. The reversal of 80206456772162 is 26127765460208.

It can be written as a sum of positive squares in only one way, i.e., 64808924059201 + 15397532712961 = 8050399^2 + 3923969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 80206456772098 and 80206456772107.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 409216616087 + ... + 409216616282.

Almost surely, 2^{80206456772162} is an apocalyptic number.

80206456772162 is a deficient number, since it is larger than the sum of its proper divisors (59745625963108).

80206456772162 is a wasteful number, since it uses less digits than its factorization.

80206456772162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818433232385 (or 818433232378 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 80206456772162 in words is "eighty trillion, two hundred six billion, four hundred fifty-six million, seven hundred seventy-two thousand, one hundred sixty-two".