1165500611610 has 64 divisors (see below), whose sum is σ = 2905080422400. Its totient is φ = 299002378752.

The previous prime is 1165500611603. The next prime is 1165500611617. The reversal of 1165500611610 is 161160055611.

It is an interprime number because it is at equal distance from previous prime (1165500611603) and next prime (1165500611617).

It is not an unprimeable number, because it can be changed into a prime (1165500611617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5800090 + ... + 5997669.

It is an arithmetic number, because the mean of its divisors is an integer number (45391881600).

Almost surely, 2^{1165500611610} is an apocalyptic number.

1165500611610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165500611610 is an abundant number, since it is smaller than the sum of its proper divisors (1739579810790).

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

1165500611610 is a wasteful number, since it uses less digits than its factorization.

1165500611610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11797895.

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

The spelling of 1165500611610 in words is "one trillion, one hundred sixty-five billion, five hundred million, six hundred eleven thousand, six hundred ten".