3749645259 has 6 divisors (see below), whose sum is σ = 5416154276. Its totient is φ = 2499763500.

The previous prime is 3749645243. The next prime is 3749645261. The reversal of 3749645259 is 9525469473.

It is not a de Polignac number, because 3749645259 - 2⁴ = 3749645243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3749645059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 208313617 + ... + 208313634.

Almost surely, 2^3749645259 is an apocalyptic number.

3749645259 is a deficient number, since it is larger than the sum of its proper divisors (1666509017).

3749645259 is a wasteful number, since it uses less digits than its factorization.

3749645259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416627257 (or 416627254 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 3749645259 is about 61234.3470529408. The cubic root of 3749645259 is about 1553.5672619758.

The spelling of 3749645259 in words is "three billion, seven hundred forty-nine million, six hundred forty-five thousand, two hundred fifty-nine".