1612166526 has 12 divisors (see below), whose sum is σ = 3493027512. Its totient is φ = 537388836.

The previous prime is 1612166513. The next prime is 1612166527. The reversal of 1612166526 is 6256612161.

1612166526 is a `hidden beast` number, since 1 + 6 + 121 + 6 + 6 + 526 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612166527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44782386 + ... + 44782421.

It is an arithmetic number, because the mean of its divisors is an integer number (291085626).

Almost surely, 2^1612166526 is an apocalyptic number.

1612166526 is an abundant number, since it is smaller than the sum of its proper divisors (1880860986).

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

1612166526 is a wasteful number, since it uses less digits than its factorization.

1612166526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89564815 (or 89564812 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 1612166526 is about 40151.7935589433. The cubic root of 1612166526 is about 1172.5642073516.

Adding to 1612166526 its reverse (6256612161), we get a palindrome (7868778687).

The spelling of 1612166526 in words is "one billion, six hundred twelve million, one hundred sixty-six thousand, five hundred twenty-six".