3641161250 has 20 divisors (see below), whose sum is σ = 6824994990. Its totient is φ = 1456464000.

The previous prime is 3641161243. The next prime is 3641161259. The reversal of 3641161250 is 521611463.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 106977649 + 3534183601 = 10343^2 + 59449^2 .

It is not an unprimeable number, because it can be changed into a prime (3641161259) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1455215 + ... + 1457714.

Almost surely, 2^3641161250 is an apocalyptic number.

3641161250 is a deficient number, since it is larger than the sum of its proper divisors (3183833740).

3641161250 is an equidigital number, since it uses as much as digits as its factorization.

3641161250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912951 (or 2912936 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 3641161250 is about 60342.0355142251. The cubic root of 3641161250 is about 1538.4379013195.

The spelling of 3641161250 in words is "three billion, six hundred forty-one million, one hundred sixty-one thousand, two hundred fifty".