8653714421657 has 2 divisors, whose sum is σ = 8653714421658. Its totient is φ = 8653714421656.

The previous prime is 8653714421621. The next prime is 8653714421663. The reversal of 8653714421657 is 7561244173568.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4382758998016 + 4270955423641 = 2093504^2 + 2066629^2 .

It is a cyclic number.

It is not a de Polignac number, because 8653714421657 - 2³⁶ = 8584994944921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8653714421596 and 8653714421605.

It is not a weakly prime, because it can be changed into another prime (8653714421557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4326857210828 + 4326857210829.

It is an arithmetic number, because the mean of its divisors is an integer number (4326857210829).

Almost surely, 2^{8653714421657} is an apocalyptic number.

It is an amenable number.

8653714421657 is a deficient number, since it is larger than the sum of its proper divisors (1).

8653714421657 is an equidigital number, since it uses as much as digits as its factorization.

8653714421657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33868800, while the sum is 59.

The spelling of 8653714421657 in words is "eight trillion, six hundred fifty-three billion, seven hundred fourteen million, four hundred twenty-one thousand, six hundred fifty-seven".