3745256493 has 12 divisors (see below), whose sum is σ = 5488916384. Its totient is φ = 2269852200.

The previous prime is 3745256491. The next prime is 3745256503. The reversal of 3745256493 is 3946525473.

It is not a de Polignac number, because 3745256493 - 2¹ = 3745256491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3745256491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5158393 + ... + 5159118.

Almost surely, 2^3745256493 is an apocalyptic number.

3745256493 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3745256493 is a deficient number, since it is larger than the sum of its proper divisors (1743659891).

3745256493 is a wasteful number, since it uses less digits than its factorization.

3745256493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10317536 (or 10317525 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 48.

The square root of 3745256493 is about 61198.5007414397. The cubic root of 3745256493 is about 1552.9609019451.

The spelling of 3745256493 in words is "three billion, seven hundred forty-five million, two hundred fifty-six thousand, four hundred ninety-three".