5661140632264 has 64 divisors (see below), whose sum is σ = 11781881299440. Its totient is φ = 2533169479680.

The previous prime is 5661140632247. The next prime is 5661140632271. The reversal of 5661140632264 is 4622360411665.

It can be written as a sum of positive squares in 8 ways, for example, as 5159975747364 + 501164884900 = 2271558^2 + 707930^2 .

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 15 ways as a sum of consecutive naturals, for example, 1536489 + ... + 3699064.

Almost surely, 2^{5661140632264} is an apocalyptic number.

It is an amenable number.

5661140632264 is an abundant number, since it is smaller than the sum of its proper divisors (6120740667176).

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

5661140632264 is a wasteful number, since it uses less digits than its factorization.

5661140632264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5235890 (or 5235886 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 5661140632264 in words is "five trillion, six hundred sixty-one billion, one hundred forty million, six hundred thirty-two thousand, two hundred sixty-four".