550013250105 has 128 divisors (see below), whose sum is σ = 1130278809600. Its totient is φ = 250962624000.

The previous prime is 550013250071. The next prime is 550013250139. The reversal of 550013250105 is 501052310055.

550013250105 is a `hidden beast` number, since 5 + 500 + 1 + 3 + 2 + 50 + 105 = 666.

It is an interprime number because it is at equal distance from previous prime (550013250071) and next prime (550013250139).

It is not a de Polignac number, because 550013250105 - 2¹³ = 550013241913 is a prime.

It is a super-2 number, since 2×550013250105² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4195917 + ... + 4325013.

It is an arithmetic number, because the mean of its divisors is an integer number (8830303200).

Almost surely, 2^550013250105 is an apocalyptic number.

550013250105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

550013250105 is an abundant number, since it is smaller than the sum of its proper divisors (580265559495).

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

550013250105 is a wasteful number, since it uses less digits than its factorization.

550013250105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129292 (or 129286 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The spelling of 550013250105 in words is "five hundred fifty billion, thirteen million, two hundred fifty thousand, one hundred five".