197498195050944 has 112 divisors (see below), whose sum is σ = 544067650004256. Its totient is φ = 63174152601600.

The previous prime is 197498195050931. The next prime is 197498195050973. The reversal of 197498195050944 is 449050591894791.

It is a super-2 number, since 2×197498195050944² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205164837 + ... + 206125220.

It is an arithmetic number, because the mean of its divisors is an integer number (4857746875038).

Almost surely, 2^{197498195050944} is an apocalyptic number.

It is an amenable number.

197498195050944 is an abundant number, since it is smaller than the sum of its proper divisors (346569454953312).

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

197498195050944 is a wasteful number, since it uses less digits than its factorization.

197498195050944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411290174 (or 411290164 counting only the distinct ones).

The product of its (nonzero) digits is 587865600, while the sum is 75.

The spelling of 197498195050944 in words is "one hundred ninety-seven trillion, four hundred ninety-eight billion, one hundred ninety-five million, fifty thousand, nine hundred forty-four".