3650325021 has 160 divisors (see below), whose sum is σ = 6753542400. Its totient is φ = 1961511552.

The previous prime is 3650325001. The next prime is 3650325071. The reversal of 3650325021 is 1205230563.

3650325021 is a `hidden beast` number, since 3 + 650 + 3 + 2 + 5 + 0 + 2 + 1 = 666.

3650325021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3650325021 - 2¹³ = 3650316829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3650325001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 54482430 + ... + 54482496.

It is an arithmetic number, because the mean of its divisors is an integer number (42209640).

Almost surely, 2^3650325021 is an apocalyptic number.

It is an amenable number.

3650325021 is a deficient number, since it is larger than the sum of its proper divisors (3103217379).

3650325021 is an equidigital number, since it uses as much as digits as its factorization.

3650325021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 3650325021 is about 60417.9197010291. The cubic root of 3650325021 is about 1539.7274242095.

Adding to 3650325021 its reverse (1205230563), we get a palindrome (4855555584).

The spelling of 3650325021 in words is "three billion, six hundred fifty million, three hundred twenty-five thousand, twenty-one".