5665501555974 has 72 divisors (see below), whose sum is σ = 13784439883032. Its totient is φ = 1743231222720.

The previous prime is 5665501555957. The next prime is 5665501555993. The reversal of 5665501555974 is 4795551055665.

5665501555974 is a `hidden beast` number, since 5 + 6 + 6 + 5 + 5 + 0 + 1 + 5 + 559 + 74 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34407247 + ... + 34571514.

It is an arithmetic number, because the mean of its divisors is an integer number (191450553931).

Almost surely, 2^{5665501555974} is an apocalyptic number.

5665501555974 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

5665501555974 is an abundant number, since it is smaller than the sum of its proper divisors (8118938327058).

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

5665501555974 is a wasteful number, since it uses less digits than its factorization.

5665501555974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68978804 (or 68978779 counting only the distinct ones).

The product of its (nonzero) digits is 141750000, while the sum is 63.

The spelling of 5665501555974 in words is "five trillion, six hundred sixty-five billion, five hundred one million, five hundred fifty-five thousand, nine hundred seventy-four".