3765642141 has 32 divisors (see below), whose sum is σ = 5265187200. Its totient is φ = 2390814720.

The previous prime is 3765642131. The next prime is 3765642149. The reversal of 3765642141 is 1412465673.

It is a happy number.

3765642141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3765642141 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3765642141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3765642149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3451006 + ... + 3452096.

It is an arithmetic number, because the mean of its divisors is an integer number (164537100).

Almost surely, 2^3765642141 is an apocalyptic number.

It is an amenable number.

3765642141 is a deficient number, since it is larger than the sum of its proper divisors (1499545059).

3765642141 is a wasteful number, since it uses less digits than its factorization.

3765642141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629.

The product of its digits is 120960, while the sum is 39.

The square root of 3765642141 is about 61364.8282080216. The cubic root of 3765642141 is about 1555.7734239040.

It can be divided in two parts, 37656 and 42141, that added together give a palindrome (79797).

The spelling of 3765642141 in words is "three billion, seven hundred sixty-five million, six hundred forty-two thousand, one hundred forty-one".