1146885468761 has 4 divisors (see below), whose sum is σ = 1147132168500. Its totient is φ = 1146638769024.

The previous prime is 1146885468727. The next prime is 1146885468769. The reversal of 1146885468761 is 1678645886411.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1085347240000 + 61538228761 = 1041800^2 + 248069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146885468761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146885468769) 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, 123342896 + ... + 123352193.

It is an arithmetic number, because the mean of its divisors is an integer number (286783042125).

Almost surely, 2^{1146885468761} is an apocalyptic number.

It is an amenable number.

1146885468761 is a deficient number, since it is larger than the sum of its proper divisors (246699739).

1146885468761 is an equidigital number, since it uses as much as digits as its factorization.

1146885468761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246699738.

The product of its digits is 61931520, while the sum is 65.

The spelling of 1146885468761 in words is "one trillion, one hundred forty-six billion, eight hundred eighty-five million, four hundred sixty-eight thousand, seven hundred sixty-one".