1016011650651 has 4 divisors (see below), whose sum is σ = 1354682200872. Its totient is φ = 677341100432.

The previous prime is 1016011650629. The next prime is 1016011650751. The reversal of 1016011650651 is 1560561106101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1016011650651 - 2¹⁹ = 1016011126363 is a prime.

It is a super-3 number, since 3×1016011650651³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1016011650611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169335275106 + ... + 169335275111.

It is an arithmetic number, because the mean of its divisors is an integer number (338670550218).

Almost surely, 2^{1016011650651} is an apocalyptic number.

1016011650651 is a deficient number, since it is larger than the sum of its proper divisors (338670550221).

1016011650651 is an equidigital number, since it uses as much as digits as its factorization.

1016011650651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338670550220.

The product of its (nonzero) digits is 5400, while the sum is 33.

Adding to 1016011650651 its reverse (1560561106101), we get a palindrome (2576572756752).

The spelling of 1016011650651 in words is "one trillion, sixteen billion, eleven million, six hundred fifty thousand, six hundred fifty-one".