197276547027840 has 3072 divisors, whose sum is σ = 815736386304000. Its totient is φ = 40476088074240.

The previous prime is 197276547027793. The next prime is 197276547027841. The reversal of 197276547027840 is 48720745672791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197276547027841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 360651822447 + ... + 360651822993.

It is an arithmetic number, because the mean of its divisors is an integer number (265539188250).

Almost surely, 2^{197276547027840} is an apocalyptic number.

197276547027840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197276547027840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407868193152000).

197276547027840 is an abundant number, since it is smaller than the sum of its proper divisors (618459839276160).

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

197276547027840 is a wasteful number, since it uses less digits than its factorization.

197276547027840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 661 counting only the distinct ones).

The product of its (nonzero) digits is 331914240, while the sum is 69.

The spelling of 197276547027840 in words is "one hundred ninety-seven trillion, two hundred seventy-six billion, five hundred forty-seven million, twenty-seven thousand, eight hundred forty".