2697796395009 has 9 divisors (see below), whose sum is σ = 3896824132513. Its totient is φ = 1798527645012.

The previous prime is 2697796394999. The next prime is 2697796395017. The reversal of 2697796395009 is 9005936977962.

The square root of 2697796395009 is 1642497.

It is a perfect power (a square), and thus also a powerful number.

2697796395009 is a `hidden beast` number, since 26 + 9 + 7 + 7 + 96 + 3 + 9 + 500 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 2697796395009 - 2²¹ = 2697794297857 is a prime.

It is a super-2 number, since 2×2697796395009² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2697796395029) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4653742 + ... + 5201240.

Almost surely, 2^{2697796395009} is an apocalyptic number.

2697796395009 is the 1642497-th square number.

2697796395009 is the 821249-th centered octagonal number.

It is an amenable number.

2697796395009 is a deficient number, since it is larger than the sum of its proper divisors (1199027737504).

2697796395009 is an frugal number, since it uses more digits than its factorization.

2697796395009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095004 (or 547502 counting only the distinct ones).

The product of its (nonzero) digits is 347208120, while the sum is 72.

The spelling of 2697796395009 in words is "two trillion, six hundred ninety-seven billion, seven hundred ninety-six million, three hundred ninety-five thousand, nine".