5897153666 has 4 divisors (see below), whose sum is σ = 8845730502. Its totient is φ = 2948576832.

The previous prime is 5897153651. The next prime is 5897153677. The reversal of 5897153666 is 6663517985.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5893786441 + 3367225 = 76771^2 + 1835^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1474288415 + ... + 1474288418.

Almost surely, 2^5897153666 is an apocalyptic number.

5897153666 is a deficient number, since it is larger than the sum of its proper divisors (2948576836).

5897153666 is a wasteful number, since it uses less digits than its factorization.

5897153666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948576835.

The product of its digits is 8164800, while the sum is 56.

The square root of 5897153666 is about 76792.9271873393. The cubic root of 5897153666 is about 1806.6782442232.

The spelling of 5897153666 in words is "five billion, eight hundred ninety-seven million, one hundred fifty-three thousand, six hundred sixty-six".