197460131926 has 16 divisors (see below), whose sum is σ = 313701461280. Its totient is φ = 92896248960.

The previous prime is 197460131879. The next prime is 197460131933. The reversal of 197460131926 is 629131064791.

It is a self number, because there is not a number n which added to its sum of digits gives 197460131926.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694905 + ... + 936916.

It is an arithmetic number, because the mean of its divisors is an integer number (19606341330).

Almost surely, 2^197460131926 is an apocalyptic number.

197460131926 is a deficient number, since it is larger than the sum of its proper divisors (116241329354).

197460131926 is a wasteful number, since it uses less digits than its factorization.

197460131926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635399.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 197460131926 in words is "one hundred ninety-seven billion, four hundred sixty million, one hundred thirty-one thousand, nine hundred twenty-six".