97618345477 has 8 divisors (see below), whose sum is σ = 99299012256. Its totient is φ = 95944257552.

The previous prime is 97618345471. The next prime is 97618345519. The reversal of 97618345477 is 77454381679.

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

It is a cyclic number.

It is not a de Polignac number, because 97618345477 - 2¹¹ = 97618343429 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 (97618345471) 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, 1614778 + ... + 1674139.

It is an arithmetic number, because the mean of its divisors is an integer number (12412376532).

Almost surely, 2^97618345477 is an apocalyptic number.

It is an amenable number.

97618345477 is a deficient number, since it is larger than the sum of its proper divisors (1680666779).

97618345477 is a wasteful number, since it uses less digits than its factorization.

97618345477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289427.

The product of its digits is 35562240, while the sum is 61.

The spelling of 97618345477 in words is "ninety-seven billion, six hundred eighteen million, three hundred forty-five thousand, four hundred seventy-seven".