1065610016651 has 8 divisors (see below), whose sum is σ = 1102198572384. Its totient is φ = 1029526130880.

The previous prime is 1065610016641. The next prime is 1065610016671. The reversal of 1065610016651 is 1566100165601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1065610016651 - 2³⁴ = 1048430147467 is a prime.

It is a super-2 number, since 2×1065610016651² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065610016621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126163196 + ... + 126171641.

It is an arithmetic number, because the mean of its divisors is an integer number (137774821548).

Almost surely, 2^{1065610016651} is an apocalyptic number.

1065610016651 is a deficient number, since it is larger than the sum of its proper divisors (36588555733).

1065610016651 is a wasteful number, since it uses less digits than its factorization.

1065610016651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252334981.

The product of its (nonzero) digits is 32400, while the sum is 38.

The spelling of 1065610016651 in words is "one trillion, sixty-five billion, six hundred ten million, sixteen thousand, six hundred fifty-one".