3652561145 has 8 divisors (see below), whose sum is σ = 4384928520. Its totient is φ = 2920812160.

The previous prime is 3652561109. The next prime is 3652561151. The reversal of 3652561145 is 5411652563.

It can be written as a sum of positive squares in 4 ways, for example, as 606735424 + 3045825721 = 24632^2 + 55189^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-3652561145 is a prime.

It is a super-2 number, since 2×3652561145² = 26682405835927422050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3652561099 and 3652561108.

It is an unprimeable number.

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, 141500 + ... + 165309.

It is an arithmetic number, because the mean of its divisors is an integer number (548116065).

Almost surely, 2^3652561145 is an apocalyptic number.

It is an amenable number.

3652561145 is a deficient number, since it is larger than the sum of its proper divisors (732367375).

3652561145 is a wasteful number, since it uses less digits than its factorization.

3652561145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309195.

The product of its digits is 108000, while the sum is 38.

The square root of 3652561145 is about 60436.4223378585. The cubic root of 3652561145 is about 1540.0417632178.

The spelling of 3652561145 in words is "three billion, six hundred fifty-two million, five hundred sixty-one thousand, one hundred forty-five".