97659580618 has 8 divisors (see below), whose sum is σ = 146490905700. Its totient is φ = 48829278720.

The previous prime is 97659580607. The next prime is 97659580633. The reversal of 97659580618 is 81608595679.

It can be written as a sum of positive squares in 2 ways, for example, as 87280657489 + 10378923129 = 295433^2 + 101877^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 97659580618.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61578 + ... + 446218.

Almost surely, 2^97659580618 is an apocalyptic number.

97659580618 is a deficient number, since it is larger than the sum of its proper divisors (48831325082).

97659580618 is a wasteful number, since it uses less digits than its factorization.

97659580618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511592.

The product of its (nonzero) digits is 32659200, while the sum is 64.

The spelling of 97659580618 in words is "ninety-seven billion, six hundred fifty-nine million, five hundred eighty thousand, six hundred eighteen".