55165351350 has 96 divisors (see below), whose sum is σ = 138177477504. Its totient is φ = 14564032000.

The previous prime is 55165351343. The next prime is 55165351357. The reversal of 55165351350 is 5315356155.

It is an interprime number because it is at equal distance from previous prime (55165351343) and next prime (55165351357).

It is a junction number, because it is equal to n+sod(n) for n = 55165351299 and 55165351308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55165351357) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 24593329 + ... + 24595571.

It is an arithmetic number, because the mean of its divisors is an integer number (1439348724).

Almost surely, 2^55165351350 is an apocalyptic number.

55165351350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 55165351350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69088738752).

55165351350 is an abundant number, since it is smaller than the sum of its proper divisors (83012126154).

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

55165351350 is a wasteful number, since it uses less digits than its factorization.

55165351350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3822 (or 3817 counting only the distinct ones).

The product of its (nonzero) digits is 168750, while the sum is 39.

The spelling of 55165351350 in words is "fifty-five billion, one hundred sixty-five million, three hundred fifty-one thousand, three hundred fifty".