3643652010 has 16 divisors (see below), whose sum is σ = 8744764896. Its totient is φ = 971640528.

The previous prime is 3643651987. The next prime is 3643652011. The reversal of 3643652010 is 102563463.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 121455067 = 3643652010 / (3 + 6 + 4 + 3 + 6 + 5 + 2 + 0 + 1 + 0).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3643652011) by changing a digit.

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, 60727504 + ... + 60727563.

It is an arithmetic number, because the mean of its divisors is an integer number (546547806).

Almost surely, 2^3643652010 is an apocalyptic number.

3643652010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3643652010 is an abundant number, since it is smaller than the sum of its proper divisors (5101112886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3643652010 is a wasteful number, since it uses less digits than its factorization.

3643652010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121455077.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3643652010 is about 60362.6706665635. The cubic root of 3643652010 is about 1538.7886141751.

The spelling of 3643652010 in words is "three billion, six hundred forty-three million, six hundred fifty-two thousand, ten".