98397279571 has 16 divisors (see below), whose sum is σ = 100208542720. Its totient is φ = 96596660160.

The previous prime is 98397279523. The next prime is 98397279581. The reversal of 98397279571 is 17597279389.

It is a cyclic number.

It is not a de Polignac number, because 98397279571 - 2³¹ = 96249795923 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98397279497 and 98397279506.

It is not an unprimeable number, because it can be changed into a prime (98397279581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39029791 + ... + 39032311.

It is an arithmetic number, because the mean of its divisors is an integer number (6263033920).

Almost surely, 2^98397279571 is an apocalyptic number.

98397279571 is a deficient number, since it is larger than the sum of its proper divisors (1811263149).

98397279571 is a wasteful number, since it uses less digits than its factorization.

98397279571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354.

The product of its digits is 60011280, while the sum is 67.

The spelling of 98397279571 in words is "ninety-eight billion, three hundred ninety-seven million, two hundred seventy-nine thousand, five hundred seventy-one".