198481070365502 has 48 divisors (see below), whose sum is σ = 304938302589312. Its totient is φ = 96869089112400.

The previous prime is 198481070365489. The next prime is 198481070365531. The reversal of 198481070365502 is 205563070184891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1214977127 + ... + 1215140477.

It is an arithmetic number, because the mean of its divisors is an integer number (6352881303944).

It is a 1-persistent number, because it is pandigital, but 2⋅198481070365502 = 396962140731004 is not.

Almost surely, 2^{198481070365502} is an apocalyptic number.

198481070365502 is a deficient number, since it is larger than the sum of its proper divisors (106457232223810).

198481070365502 is a wasteful number, since it uses less digits than its factorization.

198481070365502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164061 (or 163882 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 59.

Adding to 198481070365502 its sum of digits (59), we get a square (198481070365561 = 14088331²).

The spelling of 198481070365502 in words is "one hundred ninety-eight trillion, four hundred eighty-one billion, seventy million, three hundred sixty-five thousand, five hundred two".