3750016665 has 8 divisors (see below), whose sum is σ = 6000026688. Its totient is φ = 2000008880.

The previous prime is 3750016657. The next prime is 3750016667. The reversal of 3750016665 is 5666100573.

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

It is not a de Polignac number, because 3750016665 - 2³ = 3750016657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3750016667) 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, 125000541 + ... + 125000570.

It is an arithmetic number, because the mean of its divisors is an integer number (750003336).

Almost surely, 2^3750016665 is an apocalyptic number.

It is an amenable number.

3750016665 is a deficient number, since it is larger than the sum of its proper divisors (2250010023).

3750016665 is a wasteful number, since it uses less digits than its factorization.

3750016665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250001119.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 3750016665 is about 61237.3796385835. The cubic root of 3750016665 is about 1553.6185543971.

The spelling of 3750016665 in words is "three billion, seven hundred fifty million, sixteen thousand, six hundred sixty-five".