98909511531212 has 6 divisors (see below), whose sum is σ = 173091645179628. Its totient is φ = 49454755765604.

The previous prime is 98909511531133. The next prime is 98909511531241. The reversal of 98909511531212 is 21213511590989.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12363688941398 + ... + 12363688941405.

It is an arithmetic number, because the mean of its divisors is an integer number (28848607529938).

Almost surely, 2^{98909511531212} is an apocalyptic number.

It is an amenable number.

98909511531212 is a deficient number, since it is larger than the sum of its proper divisors (74182133648416).

98909511531212 is a wasteful number, since it uses less digits than its factorization.

98909511531212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24727377882807 (or 24727377882805 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 56.

The spelling of 98909511531212 in words is "ninety-eight trillion, nine hundred nine billion, five hundred eleven million, five hundred thirty-one thousand, two hundred twelve".