55601066610 has 96 divisors (see below), whose sum is σ = 149940780912. Its totient is φ = 14283302400.

The previous prime is 55601066579. The next prime is 55601066639. The reversal of 55601066610 is 1666010655.

55601066610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 31247279361 + 24353787249 = 176769^2 + 156057^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 253672 + ... + 418988.

Almost surely, 2^55601066610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55601066610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74970390456).

55601066610 is an abundant number, since it is smaller than the sum of its proper divisors (94339714302).

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

55601066610 is a wasteful number, since it uses less digits than its factorization.

55601066610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165468 (or 165465 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 55601066610 in words is "fifty-five billion, six hundred one million, sixty-six thousand, six hundred ten".