97594548409 has 4 divisors (see below), whose sum is σ = 100742759680. Its totient is φ = 94446337140.

The previous prime is 97594548383. The next prime is 97594548427. The reversal of 97594548409 is 90484549579.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90484549579 = 37 ⋅2445528367.

It is a cyclic number.

It is not a de Polignac number, because 97594548409 - 2⁵ = 97594548377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97594540409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1574105589 + ... + 1574105650.

It is an arithmetic number, because the mean of its divisors is an integer number (25185689920).

Almost surely, 2^97594548409 is an apocalyptic number.

It is an amenable number.

97594548409 is a deficient number, since it is larger than the sum of its proper divisors (3148211271).

97594548409 is a wasteful number, since it uses less digits than its factorization.

97594548409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148211270.

The product of its (nonzero) digits is 65318400, while the sum is 64.

The spelling of 97594548409 in words is "ninety-seven billion, five hundred ninety-four million, five hundred forty-eight thousand, four hundred nine".