98191554490625 has 48 divisors (see below), whose sum is σ = 123221160840960. Its totient is φ = 78240070800000.

The previous prime is 98191554490583. The next prime is 98191554490709. The reversal of 98191554490625 is 52609445519189.

It is not a de Polignac number, because 98191554490625 - 2²⁰ = 98191553442049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3191856494 + ... + 3191887256.

It is an arithmetic number, because the mean of its divisors is an integer number (2567107517520).

Almost surely, 2^{98191554490625} is an apocalyptic number.

It is an amenable number.

98191554490625 is a deficient number, since it is larger than the sum of its proper divisors (25029606350335).

98191554490625 is an equidigital number, since it uses as much as digits as its factorization.

98191554490625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34828 (or 34808 counting only the distinct ones).

The product of its (nonzero) digits is 139968000, while the sum is 68.

The spelling of 98191554490625 in words is "ninety-eight trillion, one hundred ninety-one billion, five hundred fifty-four million, four hundred ninety thousand, six hundred twenty-five".