55500055050064 has 30 divisors (see below), whose sum is σ = 114228811409054. Its totient is φ = 26117672962560.

The previous prime is 55500055050017. The next prime is 55500055050071. The reversal of 55500055050064 is 46005055000555.

It can be written as a sum of positive squares in 3 ways, for example, as 19792355299600 + 35707699750464 = 4448860^2 + 5975592^2 .

It is a super-2 number, since 2×55500055050064² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55500055049999 and 55500055050026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6001298907 + ... + 6001308154.

Almost surely, 2^{55500055050064} is an apocalyptic number.

It is an amenable number.

55500055050064 is an abundant number, since it is smaller than the sum of its proper divisors (58728756358990).

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

55500055050064 is a wasteful number, since it uses less digits than its factorization.

55500055050064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12002607103 (or 12002607080 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 40.

The spelling of 55500055050064 in words is "fifty-five trillion, five hundred billion, fifty-five million, fifty thousand, sixty-four".