3745686143 has 8 divisors (see below), whose sum is σ = 3967257168. Its totient is φ = 3524252544.

The previous prime is 3745686127. The next prime is 3745686149. The reversal of 3745686143 is 3416865473.

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

It is a cyclic number.

It is not a de Polignac number, because 3745686143 - 2⁴ = 3745686127 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 (3745686149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24680 + ... + 90002.

It is an arithmetic number, because the mean of its divisors is an integer number (495907146).

Almost surely, 2^3745686143 is an apocalyptic number.

3745686143 is a deficient number, since it is larger than the sum of its proper divisors (221571025).

3745686143 is a wasteful number, since it uses less digits than its factorization.

3745686143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68713.

The product of its digits is 1451520, while the sum is 47.

The square root of 3745686143 is about 61202.0109391840. The cubic root of 3745686143 is about 1553.0202840942.

The spelling of 3745686143 in words is "three billion, seven hundred forty-five million, six hundred eighty-six thousand, one hundred forty-three".