98941355796121 has 8 divisors (see below), whose sum is σ = 105304240917864. Its totient is φ = 92638782382080.

The previous prime is 98941355796113. The next prime is 98941355796131. The reversal of 98941355796121 is 12169755314989.

98941355796121 = 7033539² + 7033540².

It can be written as a sum of positive squares in 4 ways, for example, as 8387765914896 + 90553589881225 = 2896164^2 + 9515965^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 98941355796121 - 2³ = 98941355796113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98941355796131) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15077923540 + ... + 15077930101.

It is an arithmetic number, because the mean of its divisors is an integer number (13163030114733).

Almost surely, 2^{98941355796121} is an apocalyptic number.

98941355796121 is the 7033540-th centered square number.

It is an amenable number.

98941355796121 is a deficient number, since it is larger than the sum of its proper divisors (6362885121743).

98941355796121 is a wasteful number, since it uses less digits than its factorization.

98941355796121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30155853851.

The product of its digits is 146966400, while the sum is 70.

The spelling of 98941355796121 in words is "ninety-eight trillion, nine hundred forty-one billion, three hundred fifty-five million, seven hundred ninety-six thousand, one hundred twenty-one".