37666385906007 has 8 divisors (see below), whose sum is σ = 50236799316480. Its totient is φ = 25103448216440.

The previous prime is 37666385906003. The next prime is 37666385906053. The reversal of 37666385906007 is 70060958366673.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 37666385906007 - 2² = 37666385906003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37666385906003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1868918469 + ... + 1868938622.

It is an arithmetic number, because the mean of its divisors is an integer number (6279599914560).

Almost surely, 2^{37666385906007} is an apocalyptic number.

37666385906007 is a deficient number, since it is larger than the sum of its proper divisors (12570413410473).

37666385906007 is a wasteful number, since it uses less digits than its factorization.

37666385906007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737860453.

The product of its (nonzero) digits is 205752960, while the sum is 66.

The spelling of 37666385906007 in words is "thirty-seven trillion, six hundred sixty-six billion, three hundred eighty-five million, nine hundred six thousand, seven".