55952704566 has 72 divisors (see below), whose sum is σ = 133710071040. Its totient is φ = 16897304160.

The previous prime is 55952704559. The next prime is 55952704573. The reversal of 55952704566 is 66540725955.

55952704566 is a `hidden beast` number, since 5 + 5 + 9 + 5 + 2 + 70 + 4 + 566 = 666.

It is an interprime number because it is at equal distance from previous prime (55952704559) and next prime (55952704573).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 594315 + ... + 681993.

It is an arithmetic number, because the mean of its divisors is an integer number (1857084320).

Almost surely, 2^55952704566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55952704566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66855035520).

55952704566 is an abundant number, since it is smaller than the sum of its proper divisors (77757366474).

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

55952704566 is a wasteful number, since it uses less digits than its factorization.

55952704566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88002 (or 87988 counting only the distinct ones).

The product of its (nonzero) digits is 11340000, while the sum is 54.

The spelling of 55952704566 in words is "fifty-five billion, nine hundred fifty-two million, seven hundred four thousand, five hundred sixty-six".