2697089816 has 8 divisors (see below), whose sum is σ = 5057043420. Its totient is φ = 1348544904.

The previous prime is 2697089809. The next prime is 2697089827. The reversal of 2697089816 is 6189807962.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168568106 + ... + 168568121.

Almost surely, 2^2697089816 is an apocalyptic number.

It is an amenable number.

2697089816 is a deficient number, since it is larger than the sum of its proper divisors (2359953604).

2697089816 is a wasteful number, since it uses less digits than its factorization.

2697089816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337136233 (or 337136229 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The square root of 2697089816 is about 51933.5134186009. The cubic root of 2697089816 is about 1391.9761784689.

The spelling of 2697089816 in words is "two billion, six hundred ninety-seven million, eighty-nine thousand, eight hundred sixteen".