55414489650 has 48 divisors (see below), whose sum is σ = 147999319104. Its totient is φ = 13640489280.

The previous prime is 55414489649. The next prime is 55414489657. The reversal of 55414489650 is 5698441455.

It is a junction number, because it is equal to n+sod(n) for n = 55414489593 and 55414489602.

It is not an unprimeable number, because it can be changed into a prime (55414489657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14206894 + ... + 14210793.

It is an arithmetic number, because the mean of its divisors is an integer number (3083319148).

Almost surely, 2^55414489650 is an apocalyptic number.

55414489650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55414489650 is an abundant number, since it is smaller than the sum of its proper divisors (92584829454).

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

55414489650 is a wasteful number, since it uses less digits than its factorization.

55414489650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28417715 (or 28417710 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 51.

The spelling of 55414489650 in words is "fifty-five billion, four hundred fourteen million, four hundred eighty-nine thousand, six hundred fifty".