37812066823 has 4 divisors (see below), whose sum is σ = 37865399080. Its totient is φ = 37758734568.

The previous prime is 37812066811. The next prime is 37812066833. The reversal of 37812066823 is 32866021873.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 37812066823 - 2¹⁷ = 37811935751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37812066833) 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 3 ways as a sum of consecutive naturals, for example, 26665065 + ... + 26666482.

It is an arithmetic number, because the mean of its divisors is an integer number (9466349770).

Almost surely, 2^37812066823 is an apocalyptic number.

37812066823 is a deficient number, since it is larger than the sum of its proper divisors (53332257).

37812066823 is an equidigital number, since it uses as much as digits as its factorization.

37812066823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53332256.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 37812066823 in words is "thirty-seven billion, eight hundred twelve million, sixty-six thousand, eight hundred twenty-three".