97549694579 has 2 divisors, whose sum is σ = 97549694580. Its totient is φ = 97549694578.

The previous prime is 97549694573. The next prime is 97549694629.

97549694579 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 97549694579 - 2²⁰ = 97548646003 is a prime.

It is not a weakly prime, because it can be changed into another prime (97549694573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48774847289 + 48774847290.

It is an arithmetic number, because the mean of its divisors is an integer number (48774847290).

Almost surely, 2^97549694579 is an apocalyptic number.

97549694579 is a deficient number, since it is larger than the sum of its proper divisors (1).

97549694579 is an equidigital number, since it uses as much as digits as its factorization.

97549694579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 771573600, while the sum is 74.

The spelling of 97549694579 in words is "ninety-seven billion, five hundred forty-nine million, six hundred ninety-four thousand, five hundred seventy-nine".