3543755648 has 16 divisors (see below), whose sum is σ = 7059825960. Its totient is φ = 1771877760.

The previous prime is 3543755641. The next prime is 3543755651. The reversal of 3543755648 is 8465573453.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 3543755596 and 3543755605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3543755641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13842668 + ... + 13842923.

Almost surely, 2^3543755648 is an apocalyptic number.

It is an amenable number.

3543755648 is a deficient number, since it is larger than the sum of its proper divisors (3516070312).

3543755648 is an equidigital number, since it uses as much as digits as its factorization.

3543755648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27685605 (or 27685593 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 50.

The square root of 3543755648 is about 59529.4519376754. The cubic root of 3543755648 is about 1524.5953451840.

The spelling of 3543755648 in words is "three billion, five hundred forty-three million, seven hundred fifty-five thousand, six hundred forty-eight".