3802561144 has 8 divisors (see below), whose sum is σ = 7129802160. Its totient is φ = 1901280568.

The previous prime is 3802561123. The next prime is 3802561163. The reversal of 3802561144 is 4411652083.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237660064 + ... + 237660079.

It is an arithmetic number, because the mean of its divisors is an integer number (891225270).

Almost surely, 2^3802561144 is an apocalyptic number.

It is an amenable number.

3802561144 is a deficient number, since it is larger than the sum of its proper divisors (3327241016).

3802561144 is a wasteful number, since it uses less digits than its factorization.

3802561144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475320149 (or 475320145 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 3802561144 is about 61664.9101515603. The cubic root of 3802561144 is about 1560.8412545646.

The spelling of 3802561144 in words is "three billion, eight hundred two million, five hundred sixty-one thousand, one hundred forty-four".