5661551610552 has 32 divisors (see below), whose sum is σ = 14157050676480. Its totient is φ = 1886760983520.

The previous prime is 5661551610511. The next prime is 5661551610571. The reversal of 5661551610552 is 2550161551665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26321074 + ... + 26535297.

It is an arithmetic number, because the mean of its divisors is an integer number (442407833640).

Almost surely, 2^{5661551610552} is an apocalyptic number.

It is an amenable number.

5661551610552 is an abundant number, since it is smaller than the sum of its proper divisors (8495499065928).

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

5661551610552 is a wasteful number, since it uses less digits than its factorization.

5661551610552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52860843 (or 52860839 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 48.

The spelling of 5661551610552 in words is "five trillion, six hundred sixty-one billion, five hundred fifty-one million, six hundred ten thousand, five hundred fifty-two".