2677667697 has 12 divisors (see below), whose sum is σ = 3870178884. Its totient is φ = 1783987200.

The previous prime is 2677667693. The next prime is 2677667719. The reversal of 2677667697 is 7967667762.

It can be written as a sum of positive squares in 2 ways, for example, as 2221802496 + 455865201 = 47136^2 + 21351^2 .

It is not a de Polignac number, because 2677667697 - 2² = 2677667693 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2677667693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78508 + ... + 107325.

It is an arithmetic number, because the mean of its divisors is an integer number (322514907).

Almost surely, 2^2677667697 is an apocalyptic number.

It is an amenable number.

2677667697 is a deficient number, since it is larger than the sum of its proper divisors (1192511187).

2677667697 is a wasteful number, since it uses less digits than its factorization.

2677667697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187440 (or 187437 counting only the distinct ones).

The product of its digits is 56010528, while the sum is 63.

The square root of 2677667697 is about 51746.1853376652. The cubic root of 2677667697 is about 1388.6268545340.

The spelling of 2677667697 in words is "two billion, six hundred seventy-seven million, six hundred sixty-seven thousand, six hundred ninety-seven".