3646145741 has 32 divisors (see below), whose sum is σ = 4353888000. Its totient is φ = 2988679680.

The previous prime is 3646145717. The next prime is 3646145749. The reversal of 3646145741 is 1475416463.

It is not a de Polignac number, because 3646145741 - 2⁶ = 3646145677 is a prime.

It is a super-2 number, since 2×3646145741² = 26588757529224878162, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646145749) 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 31 ways as a sum of consecutive naturals, for example, 6407705 + ... + 6408273.

It is an arithmetic number, because the mean of its divisors is an integer number (136059000).

Almost surely, 2^3646145741 is an apocalyptic number.

It is an amenable number.

3646145741 is a deficient number, since it is larger than the sum of its proper divisors (707742259).

3646145741 is a wasteful number, since it uses less digits than its factorization.

3646145741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029.

The product of its digits is 241920, while the sum is 41.

The square root of 3646145741 is about 60383.3233682943. The cubic root of 3646145741 is about 1539.1395852854.

The spelling of 3646145741 in words is "three billion, six hundred forty-six million, one hundred forty-five thousand, seven hundred forty-one".