42166526311 has 16 divisors (see below), whose sum is σ = 51984846144. Its totient is φ = 33306223104.

The previous prime is 42166526309. The next prime is 42166526401. The reversal of 42166526311 is 11362566124.

It is not a de Polignac number, because 42166526311 - 2¹ = 42166526309 is a prime.

It is a super-2 number, since 2×42166526311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42166526111) 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, 336736 + ... + 444661.

It is an arithmetic number, because the mean of its divisors is an integer number (3249052884).

Almost surely, 2^42166526311 is an apocalyptic number.

42166526311 is a deficient number, since it is larger than the sum of its proper divisors (9818319833).

42166526311 is a wasteful number, since it uses less digits than its factorization.

42166526311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782010.

The product of its digits is 51840, while the sum is 37.

The spelling of 42166526311 in words is "forty-two billion, one hundred sixty-six million, five hundred twenty-six thousand, three hundred eleven".