197815468034 has 16 divisors (see below), whose sum is σ = 317416456728. Its totient is φ = 92129943552.

The previous prime is 197815468027. The next prime is 197815468141. The reversal of 197815468034 is 430864518791.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 145349275009 + 52466193025 = 381247^2 + 229055^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29986919 + ... + 29993514.

Almost surely, 2^197815468034 is an apocalyptic number.

197815468034 is a deficient number, since it is larger than the sum of its proper divisors (119600988694).

197815468034 is a wasteful number, since it uses less digits than its factorization.

197815468034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59980549.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 197815468034 in words is "one hundred ninety-seven billion, eight hundred fifteen million, four hundred sixty-eight thousand, thirty-four".