5661271032815 has 16 divisors (see below), whose sum is σ = 6865661812800. Its totient is φ = 4480954352640.

The previous prime is 5661271032803. The next prime is 5661271032827. The reversal of 5661271032815 is 5182301721665.

It is an interprime number because it is at equal distance from previous prime (5661271032803) and next prime (5661271032827).

It is not a de Polignac number, because 5661271032815 - 2⁴ = 5661271032799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5661271032815.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197840 + ... + 3370709.

It is an arithmetic number, because the mean of its divisors is an integer number (429103863300).

Almost surely, 2^{5661271032815} is an apocalyptic number.

5661271032815 is a deficient number, since it is larger than the sum of its proper divisors (1204390779985).

5661271032815 is a wasteful number, since it uses less digits than its factorization.

5661271032815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571922.

The product of its (nonzero) digits is 604800, while the sum is 47.

The spelling of 5661271032815 in words is "five trillion, six hundred sixty-one billion, two hundred seventy-one million, thirty-two thousand, eight hundred fifteen".