3662064557 has 2 divisors, whose sum is σ = 3662064558. Its totient is φ = 3662064556.

The previous prime is 3662064517. The next prime is 3662064559. The reversal of 3662064557 is 7554602663.

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., 3603480841 + 58583716 = 60029^2 + 7654^2 .

It is a cyclic number.

It is not a de Polignac number, because 3662064557 - 2¹⁰ = 3662063533 is a prime.

Together with 3662064559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3662064559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831032278 + 1831032279.

It is an arithmetic number, because the mean of its divisors is an integer number (1831032279).

Almost surely, 2^3662064557 is an apocalyptic number.

It is an amenable number.

3662064557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3662064557 is an equidigital number, since it uses as much as digits as its factorization.

3662064557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 44.

The square root of 3662064557 is about 60514.9944807070. The cubic root of 3662064557 is about 1541.3762584626.

The spelling of 3662064557 in words is "three billion, six hundred sixty-two million, sixty-four thousand, five hundred fifty-seven".