3744851892965 has 16 divisors (see below), whose sum is σ = 4535266398960. Its totient is φ = 2968254720000.

The previous prime is 3744851892961. The next prime is 3744851892967. The reversal of 3744851892965 is 5692981584473.

It can be written as a sum of positive squares in 8 ways, for example, as 108835989409 + 3636015903556 = 329903^2 + 1906834^2 .

It is not a de Polignac number, because 3744851892965 - 2² = 3744851892961 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3744851892961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12110357 + ... + 12415733.

It is an arithmetic number, because the mean of its divisors is an integer number (283454149935).

Almost surely, 2^{3744851892965} is an apocalyptic number.

It is an amenable number.

3744851892965 is a deficient number, since it is larger than the sum of its proper divisors (790414505995).

3744851892965 is a wasteful number, since it uses less digits than its factorization.

3744851892965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327992.

The product of its digits is 522547200, while the sum is 71.

The spelling of 3744851892965 in words is "three trillion, seven hundred forty-four billion, eight hundred fifty-one million, eight hundred ninety-two thousand, nine hundred sixty-five".