2080040068 has 6 divisors (see below), whose sum is σ = 3640070126. Its totient is φ = 1040020032.

The previous prime is 2080040047. The next prime is 2080040087. The reversal of 2080040068 is 8600400802.

It can be written as a sum of positive squares in only one way, i.e., 2050097284 + 29942784 = 45278^2 + 5472^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260005005 + ... + 260005012.

Almost surely, 2^2080040068 is an apocalyptic number.

It is an amenable number.

2080040068 is a deficient number, since it is larger than the sum of its proper divisors (1560030058).

2080040068 is a wasteful number, since it uses less digits than its factorization.

2080040068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520010021 (or 520010019 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 2080040068 is about 45607.4562763590. The cubic root of 2080040068 is about 1276.5090563278.

The spelling of 2080040068 in words is "two billion, eighty million, forty thousand, sixty-eight".