98040971579 has 4 divisors (see below), whose sum is σ = 98992825776. Its totient is φ = 97089117384.

The previous prime is 98040971573. The next prime is 98040971629. The reversal of 98040971579 is 97517904089.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97517904089 = 46919 ⋅2078431.

It is a cyclic number.

It is not a de Polignac number, because 98040971579 - 2²⁴ = 98024194363 is a prime.

It is a super-2 number, since 2×98040971579² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98040971573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475926944 + ... + 475927149.

It is an arithmetic number, because the mean of its divisors is an integer number (24748206444).

Almost surely, 2^98040971579 is an apocalyptic number.

98040971579 is a deficient number, since it is larger than the sum of its proper divisors (951854197).

98040971579 is a wasteful number, since it uses less digits than its factorization.

98040971579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951854196.

The product of its (nonzero) digits is 5715360, while the sum is 59.

The spelling of 98040971579 in words is "ninety-eight billion, forty million, nine hundred seventy-one thousand, five hundred seventy-nine".