1016711121650 has 24 divisors (see below), whose sum is σ = 2161237356480. Its totient is φ = 348586670160.

The previous prime is 1016711121599. The next prime is 1016711121653. The reversal of 1016711121650 is 561211176101.

It is not an unprimeable number, because it can be changed into a prime (1016711121653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1452444110 + ... + 1452444809.

It is an arithmetic number, because the mean of its divisors is an integer number (90051556520).

Almost surely, 2^{1016711121650} is an apocalyptic number.

1016711121650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1016711121650 is an abundant number, since it is smaller than the sum of its proper divisors (1144526234830).

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

1016711121650 is a wasteful number, since it uses less digits than its factorization.

1016711121650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904888938 (or 2904888933 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 32.

Adding to 1016711121650 its reverse (561211176101), we get a palindrome (1577922297751).

The spelling of 1016711121650 in words is "one trillion, sixteen billion, seven hundred eleven million, one hundred twenty-one thousand, six hundred fifty".