5611881530 has 8 divisors (see below), whose sum is σ = 10101386772. Its totient is φ = 2244752608.

The previous prime is 5611881529. The next prime is 5611881563. The reversal of 5611881530 is 351881165.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5503117489 + 108764041 = 74183^2 + 10429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 280594067 + ... + 280594086.

Almost surely, 2^5611881530 is an apocalyptic number.

5611881530 is a deficient number, since it is larger than the sum of its proper divisors (4489505242).

5611881530 is a wasteful number, since it uses less digits than its factorization.

5611881530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561188160.

The product of its (nonzero) digits is 28800, while the sum is 38.

The square root of 5611881530 is about 74912.4924828963. The cubic root of 5611881530 is about 1777.0630279780.

The spelling of 5611881530 in words is "five billion, six hundred eleven million, eight hundred eighty-one thousand, five hundred thirty".