97655663 has 8 divisors (see below), whose sum is σ = 112020480. Its totient is φ = 83394360.

The previous prime is 97655651. The next prime is 97655669. The reversal of 97655663 is 36655679.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97655663 - 2⁸ = 97655407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97655669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23843 + ... + 27636.

It is an arithmetic number, because the mean of its divisors is an integer number (14002560).

Almost surely, 2^97655663 is an apocalyptic number.

97655663 is a deficient number, since it is larger than the sum of its proper divisors (14364817).

97655663 is a wasteful number, since it uses less digits than its factorization.

97655663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51757.

The product of its digits is 1020600, while the sum is 47.

The square root of 97655663 is about 9882.0879878698. The cubic root of 97655663 is about 460.5030146502.

The spelling of 97655663 in words is "ninety-seven million, six hundred fifty-five thousand, six hundred sixty-three".