197263892736 has 243 divisors, whose sum is σ = 601505826831. Its totient is φ = 62165947392.

The previous prime is 197263892677. The next prime is 197263892743. The reversal of 197263892736 is 637298362791.

The square root of 197263892736 is 444144.

It is a perfect power (a square), and thus also a powerful number.

197263892736 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×197263892736² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 405059085 + ... + 405059571.

Almost surely, 2^197263892736 is an apocalyptic number.

197263892736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

197263892736 is the 444144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197263892736

197263892736 is an abundant number, since it is smaller than the sum of its proper divisors (404241934095).

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

197263892736 is an frugal number, since it uses more digits than its factorization.

197263892736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 511 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 63.

The spelling of 197263892736 in words is "one hundred ninety-seven billion, two hundred sixty-three million, eight hundred ninety-two thousand, seven hundred thirty-six".