1200650016 has 24 divisors (see below), whose sum is σ = 3151706544. Its totient is φ = 400216640.

The previous prime is 1200649993. The next prime is 1200650023. The reversal of 1200650016 is 6100560021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 1200649974 and 1200650001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6253290 + ... + 6253481.

It is an arithmetic number, because the mean of its divisors is an integer number (131321106).

Almost surely, 2^1200650016 is an apocalyptic number.

1200650016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1200650016 is an abundant number, since it is smaller than the sum of its proper divisors (1951056528).

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

1200650016 is a wasteful number, since it uses less digits than its factorization.

1200650016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12506784 (or 12506776 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1200650016 is about 34650.3970540021. The cubic root of 1200650016 is about 1062.8504081796.

The spelling of 1200650016 in words is "one billion, two hundred million, six hundred fifty thousand, sixteen".