554455650 has 48 divisors (see below), whose sum is σ = 1571488704. Its totient is φ = 126732480.

The previous prime is 554455639. The next prime is 554455673. The reversal of 554455650 is 56554455.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 554455599 and 554455608.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262977 + ... + 265076.

It is an arithmetic number, because the mean of its divisors is an integer number (32739348).

Almost surely, 2^554455650 is an apocalyptic number.

554455650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

554455650 is an abundant number, since it is smaller than the sum of its proper divisors (1017033054).

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

554455650 is a wasteful number, since it uses less digits than its factorization.

554455650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528075 (or 528070 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 39.

The square root of 554455650 is about 23546.8819591894. The cubic root of 554455650 is about 821.5278129443.

The spelling of 554455650 in words is "five hundred fifty-four million, four hundred fifty-five thousand, six hundred fifty".