3456611657 has 2 divisors, whose sum is σ = 3456611658. Its totient is φ = 3456611656.

The previous prime is 3456611647. The next prime is 3456611671. The reversal of 3456611657 is 7561166543.

3456611657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3263151376 + 193460281 = 57124^2 + 13909^2 .

It is a cyclic number.

It is not a de Polignac number, because 3456611657 - 2⁶ = 3456611593 is a prime.

It is not a weakly prime, because it can be changed into another prime (3456611617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1728305828 + 1728305829.

It is an arithmetic number, because the mean of its divisors is an integer number (1728305829).

Almost surely, 2^3456611657 is an apocalyptic number.

It is an amenable number.

3456611657 is a deficient number, since it is larger than the sum of its proper divisors (1).

3456611657 is an equidigital number, since it uses as much as digits as its factorization.

3456611657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The square root of 3456611657 is about 58792.9558450670. The cubic root of 3456611657 is about 1511.9944490024.

The spelling of 3456611657 in words is "three billion, four hundred fifty-six million, six hundred eleven thousand, six hundred fifty-seven".