3655731045 has 16 divisors (see below), whose sum is σ = 5870292480. Its totient is φ = 1942682304.

The previous prime is 3655730993. The next prime is 3655731049. The reversal of 3655731045 is 5401375563.

It is not a de Polignac number, because 3655731045 - 2⁷ = 3655730917 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3655730994 and 3655731012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3655731049) 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 15 ways as a sum of consecutive naturals, for example, 435765 + ... + 444074.

It is an arithmetic number, because the mean of its divisors is an integer number (366893280).

Almost surely, 2^3655731045 is an apocalyptic number.

It is an amenable number.

3655731045 is a deficient number, since it is larger than the sum of its proper divisors (2214561435).

3655731045 is a wasteful number, since it uses less digits than its factorization.

3655731045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880124.

The product of its (nonzero) digits is 189000, while the sum is 39.

The square root of 3655731045 is about 60462.6417302453. The cubic root of 3655731045 is about 1540.4871463014.

The spelling of 3655731045 in words is "three billion, six hundred fifty-five million, seven hundred thirty-one thousand, forty-five".