55553137066660 has 24 divisors (see below), whose sum is σ = 117377303109696. Its totient is φ = 22084928108640.

The previous prime is 55553137066631. The next prime is 55553137066663. The reversal of 55553137066660 is 6666073135555.

It is a super-2 number, since 2×55553137066660² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55553137066595 and 55553137066604.

It is not an unprimeable number, because it can be changed into a prime (55553137066663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8520416536 + ... + 8520423055.

It is an arithmetic number, because the mean of its divisors is an integer number (4890720962904).

Almost surely, 2^{55553137066660} is an apocalyptic number.

It is an amenable number.

55553137066660 is an abundant number, since it is smaller than the sum of its proper divisors (61824166043036).

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

55553137066660 is a wasteful number, since it uses less digits than its factorization.

55553137066660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17040839763 (or 17040839761 counting only the distinct ones).

The product of its (nonzero) digits is 51030000, while the sum is 58.

The spelling of 55553137066660 in words is "fifty-five trillion, five hundred fifty-three billion, one hundred thirty-seven million, sixty-six thousand, six hundred sixty".