1016604550 has 24 divisors (see below), whose sum is σ = 2036338416. Its totient is φ = 375361440.

The previous prime is 1016604521. The next prime is 1016604569. The reversal of 1016604550 is 554066101.

It is a super-2 number, since 2×1016604550² = 2066969622161405000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 781354 + ... + 782653.

It is an arithmetic number, because the mean of its divisors is an integer number (84847434).

Almost surely, 2^1016604550 is an apocalyptic number.

1016604550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1016604550 is an abundant number, since it is smaller than the sum of its proper divisors (1019733866).

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

1016604550 is a wasteful number, since it uses less digits than its factorization.

1016604550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564032 (or 1564027 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1016604550 is about 31884.2367009154. The cubic root of 1016604550 is about 1005.5044949410.

The spelling of 1016604550 in words is "one billion, sixteen million, six hundred four thousand, five hundred fifty".