97489098479 has 4 divisors (see below), whose sum is σ = 100850791560. Its totient is φ = 94127405400.

The previous prime is 97489098407. The next prime is 97489098493.

97489098479 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 97489098479 - 2¹² = 97489094383 is a prime.

It is a super-2 number, since 2×97489098479² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97489095479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1680846497 + ... + 1680846554.

It is an arithmetic number, because the mean of its divisors is an integer number (25212697890).

Almost surely, 2^97489098479 is an apocalyptic number.

97489098479 is a deficient number, since it is larger than the sum of its proper divisors (3361693081).

97489098479 is a wasteful number, since it uses less digits than its factorization.

97489098479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361693080.

The product of its (nonzero) digits is 329204736, while the sum is 74.

The spelling of 97489098479 in words is "ninety-seven billion, four hundred eighty-nine million, ninety-eight thousand, four hundred seventy-nine".