38625656670091 has 4 divisors (see below), whose sum is σ = 38633322016800. Its totient is φ = 38617991323384.

The previous prime is 38625656670089. The next prime is 38625656670101. The reversal of 38625656670091 is 19007665652683.

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 38625656670091 - 2¹ = 38625656670089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38625656670061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3832665796 + ... + 3832675873.

It is an arithmetic number, because the mean of its divisors is an integer number (9658330504200).

Almost surely, 2^{38625656670091} is an apocalyptic number.

38625656670091 is a deficient number, since it is larger than the sum of its proper divisors (7665346709).

38625656670091 is an equidigital number, since it uses as much as digits as its factorization.

38625656670091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7665346708.

The product of its (nonzero) digits is 97977600, while the sum is 64.

The spelling of 38625656670091 in words is "thirty-eight trillion, six hundred twenty-five billion, six hundred fifty-six million, six hundred seventy thousand, ninety-one".