197006192788 has 12 divisors (see below), whose sum is σ = 344890514080. Its totient is φ = 98466045912.

The previous prime is 197006192771. The next prime is 197006192807. The reversal of 197006192788 is 887291600791.

It is a super-2 number, since 2×197006192788² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9250656 + ... + 9271927.

Almost surely, 2^197006192788 is an apocalyptic number.

It is an amenable number.

197006192788 is a deficient number, since it is larger than the sum of its proper divisors (147884321292).

197006192788 is a wasteful number, since it uses less digits than its factorization.

197006192788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18525246 (or 18525244 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 58.

The spelling of 197006192788 in words is "one hundred ninety-seven billion, six million, one hundred ninety-two thousand, seven hundred eighty-eight".