1016165511650 has 48 divisors (see below), whose sum is σ = 1993364782560. Its totient is φ = 384333955200.

The previous prime is 1016165511629. The next prime is 1016165511661. The reversal of 1016165511650 is 561155616101.

It is a happy number.

1016165511650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

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, 531584 + ... + 1521483.

It is an arithmetic number, because the mean of its divisors is an integer number (41528432970).

Almost surely, 2^{1016165511650} is an apocalyptic number.

1016165511650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1016165511650 is a deficient number, since it is larger than the sum of its proper divisors (977199270910).

1016165511650 is a wasteful number, since it uses less digits than its factorization.

1016165511650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053619 (or 2053614 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 38.

The spelling of 1016165511650 in words is "one trillion, sixteen billion, one hundred sixty-five million, five hundred eleven thousand, six hundred fifty".