1012650366 has 144 divisors (see below), whose sum is σ = 2591060400. Its totient is φ = 262918656.

The previous prime is 1012650337. The next prime is 1012650389. The reversal of 1012650366 is 6630562101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 4421940 + ... + 4422168.

It is an arithmetic number, because the mean of its divisors is an integer number (17993475).

Almost surely, 2^1012650366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012650366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295530200).

1012650366 is an abundant number, since it is smaller than the sum of its proper divisors (1578410034).

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

1012650366 is a wasteful number, since it uses less digits than its factorization.

1012650366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 1012650366 is about 31822.1678394166. The cubic root of 1012650366 is about 1004.1991312825.

The spelling of 1012650366 in words is "one billion, twelve million, six hundred fifty thousand, three hundred sixty-six".