34653635657 has 2 divisors, whose sum is σ = 34653635658. Its totient is φ = 34653635656.

The previous prime is 34653635623. The next prime is 34653635693. The reversal of 34653635657 is 75653635643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34629860281 + 23775376 = 186091^2 + 4876^2 .

It is a cyclic number.

It is not a de Polignac number, because 34653635657 - 2¹⁶ = 34653570121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34653635599 and 34653635608.

It is not a weakly prime, because it can be changed into another prime (34653635617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17326817828 + 17326817829.

It is an arithmetic number, because the mean of its divisors is an integer number (17326817829).

Almost surely, 2^34653635657 is an apocalyptic number.

It is an amenable number.

34653635657 is a deficient number, since it is larger than the sum of its proper divisors (1).

34653635657 is an equidigital number, since it uses as much as digits as its factorization.

34653635657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412000, while the sum is 53.

The spelling of 34653635657 in words is "thirty-four billion, six hundred fifty-three million, six hundred thirty-five thousand, six hundred fifty-seven".