3756868897 has 2 divisors, whose sum is σ = 3756868898. Its totient is φ = 3756868896.

The previous prime is 3756868891. The next prime is 3756868901. The reversal of 3756868897 is 7988686573.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2957619456 + 799249441 = 54384^2 + 28271^2 .

It is a cyclic number.

It is not a de Polignac number, because 3756868897 - 2¹¹ = 3756866849 is a prime.

It is a super-2 number, since 2×3756868897² = 28228127818491993218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3756868891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1878434448 + 1878434449.

It is an arithmetic number, because the mean of its divisors is an integer number (1878434449).

Almost surely, 2^3756868897 is an apocalyptic number.

It is an amenable number.

3756868897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3756868897 is an equidigital number, since it uses as much as digits as its factorization.

3756868897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121927680, while the sum is 67.

The square root of 3756868897 is about 61293.3022197369. The cubic root of 3756868897 is about 1554.5642637218.

The spelling of 3756868897 in words is "three billion, seven hundred fifty-six million, eight hundred sixty-eight thousand, eight hundred ninety-seven".