42718150197 has 16 divisors (see below), whose sum is σ = 63938586880. Its totient is φ = 28185169536.

The previous prime is 42718150159. The next prime is 42718150199. The reversal of 42718150197 is 79105181724.

It is a happy number.

42718150197 is a `hidden beast` number, since 42 + 7 + 18 + 1 + 501 + 97 = 666.

It is not a de Polignac number, because 42718150197 - 2³² = 38423182901 is a prime.

It is a super-2 number, since 2×42718150197² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718150199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8152813 + ... + 8158050.

It is an arithmetic number, because the mean of its divisors is an integer number (3996161680).

Almost surely, 2^42718150197 is an apocalyptic number.

It is an amenable number.

42718150197 is a deficient number, since it is larger than the sum of its proper divisors (21220436683).

42718150197 is a wasteful number, since it uses less digits than its factorization.

42718150197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16310969 (or 16310963 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 45.

The spelling of 42718150197 in words is "forty-two billion, seven hundred eighteen million, one hundred fifty thousand, one hundred ninety-seven".