197895264000 has 576 divisors, whose sum is σ = 755825021952. Its totient is φ = 44955648000.

The previous prime is 197895263897. The next prime is 197895264089. The reversal of 197895264000 is 462598791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 121631187 + ... + 121632813.

Almost surely, 2^197895264000 is an apocalyptic number.

197895264000 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 197895264000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377912510976).

197895264000 is an abundant number, since it is smaller than the sum of its proper divisors (557929757952).

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

197895264000 is a wasteful number, since it uses less digits than its factorization.

197895264000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849 (or 1825 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 51.

The spelling of 197895264000 in words is "one hundred ninety-seven billion, eight hundred ninety-five million, two hundred sixty-four thousand".