37866866873 has 12 divisors (see below), whose sum is σ = 42590223984. Its totient is φ = 33623851800.

The previous prime is 37866866861. The next prime is 37866866881.

37866866873 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 37866866873 - 2²⁰ = 37865818297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (37866866173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3633743 + ... + 3644148.

It is an arithmetic number, because the mean of its divisors is an integer number (3549185332).

Almost surely, 2^37866866873 is an apocalyptic number.

It is an amenable number.

37866866873 is a deficient number, since it is larger than the sum of its proper divisors (4723357111).

37866866873 is a wasteful number, since it uses less digits than its factorization.

37866866873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7277956 (or 7277945 counting only the distinct ones).

The product of its digits is 292626432, while the sum is 68.

The spelling of 37866866873 in words is "thirty-seven billion, eight hundred sixty-six million, eight hundred sixty-six thousand, eight hundred seventy-three".