1165747016641 has 8 divisors (see below), whose sum is σ = 1227399540480. Its totient is φ = 1104124234608.

The previous prime is 1165747016597. The next prime is 1165747016647. The reversal of 1165747016641 is 1466107475611.

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 1165747016641 - 2²⁵ = 1165713462209 is a prime.

It is a super-2 number, since 2×1165747016641² (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 (1165747016647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7354966 + ... + 7511791.

It is an arithmetic number, because the mean of its divisors is an integer number (153424942560).

Almost surely, 2^{1165747016641} is an apocalyptic number.

It is an amenable number.

1165747016641 is a deficient number, since it is larger than the sum of its proper divisors (61652523839).

1165747016641 is a wasteful number, since it uses less digits than its factorization.

1165747016641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870903.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 1165747016641 in words is "one trillion, one hundred sixty-five billion, seven hundred forty-seven million, sixteen thousand, six hundred forty-one".