197445136674 has 16 divisors (see below), whose sum is σ = 394895109312. Its totient is φ = 65814239568.

The previous prime is 197445136639. The next prime is 197445136709. The reversal of 197445136674 is 476631544791.

197445136674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (197445136639) and next prime (197445136709).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 538092 + ... + 827304.

It is an arithmetic number, because the mean of its divisors is an integer number (24680944332).

Almost surely, 2^197445136674 is an apocalyptic number.

197445136674 is an abundant number, since it is smaller than the sum of its proper divisors (197449972638).

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

197445136674 is a wasteful number, since it uses less digits than its factorization.

197445136674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403001.

The product of its digits is 15240960, while the sum is 57.

The spelling of 197445136674 in words is "one hundred ninety-seven billion, four hundred forty-five million, one hundred thirty-six thousand, six hundred seventy-four".