3611943456 has 48 divisors (see below), whose sum is σ = 10343295648. Its totient is φ = 1094528000.

The previous prime is 3611943427. The next prime is 3611943457. The reversal of 3611943456 is 6543491163.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×3611943456² = 26092271058682447872, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3611943457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709145 + ... + 1711256.

It is an arithmetic number, because the mean of its divisors is an integer number (215485326).

Almost surely, 2^3611943456 is an apocalyptic number.

It is an amenable number.

3611943456 is an abundant number, since it is smaller than the sum of its proper divisors (6731352192).

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

3611943456 is a wasteful number, since it uses less digits than its factorization.

3611943456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420425 (or 3420417 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 3611943456 is about 60099.4463868013. The cubic root of 3611943456 is about 1534.3118796400.

The spelling of 3611943456 in words is "three billion, six hundred eleven million, nine hundred forty-three thousand, four hundred fifty-six".