198157269398336 has 56 divisors (see below), whose sum is σ = 418182957847296. Its totient is φ = 92839684536320.

The previous prime is 198157269398303. The next prime is 198157269398359. The reversal of 198157269398336 is 633893962751891.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400920080 + ... + 401414031.

Almost surely, 2^{198157269398336} is an apocalyptic number.

198157269398336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198157269398336 is an abundant number, since it is smaller than the sum of its proper divisors (220025688448960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198157269398336 is a wasteful number, since it uses less digits than its factorization.

198157269398336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802334367 (or 802334357 counting only the distinct ones).

The product of its digits is 3174474240, while the sum is 80.

The spelling of 198157269398336 in words is "one hundred ninety-eight trillion, one hundred fifty-seven billion, two hundred sixty-nine million, three hundred ninety-eight thousand, three hundred thirty-six".