98879962522891 has 4 divisors (see below), whose sum is σ = 107869050024984. Its totient is φ = 89890875020800.

The previous prime is 98879962522819. The next prime is 98879962522897. The reversal of 98879962522891 is 19822526997889.

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

It is a cyclic number.

It is not a de Polignac number, because 98879962522891 - 2¹³ = 98879962514699 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98879962522799 and 98879962522808.

It is not an unprimeable number, because it can be changed into a prime (98879962522897) 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, 4494543751030 + ... + 4494543751051.

It is an arithmetic number, because the mean of its divisors is an integer number (26967262506246).

Almost surely, 2^{98879962522891} is an apocalyptic number.

98879962522891 is a deficient number, since it is larger than the sum of its proper divisors (8989087502093).

98879962522891 is a wasteful number, since it uses less digits than its factorization.

98879962522891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8989087502092.

The product of its digits is 5643509760, while the sum is 85.

The spelling of 98879962522891 in words is "ninety-eight trillion, eight hundred seventy-nine billion, nine hundred sixty-two million, five hundred twenty-two thousand, eight hundred ninety-one".