42397026111 has 24 divisors (see below), whose sum is σ = 66911435136. Its totient is φ = 25655167440.

The previous prime is 42397026109. The next prime is 42397026137. The reversal of 42397026111 is 11162079324.

42397026111 is a `hidden beast` number, since 4 + 2 + 39 + 7 + 0 + 2 + 611 + 1 = 666.

It is not a de Polignac number, because 42397026111 - 2¹ = 42397026109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42397026101) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 269355 + ... + 396668.

It is an arithmetic number, because the mean of its divisors is an integer number (2787976464).

Almost surely, 2^42397026111 is an apocalyptic number.

42397026111 is a deficient number, since it is larger than the sum of its proper divisors (24514409025).

42397026111 is a wasteful number, since it uses less digits than its factorization.

42397026111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666683 (or 666680 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 42397026111 in words is "forty-two billion, three hundred ninety-seven million, twenty-six thousand, one hundred eleven".