1168305300553 has 16 divisors (see below), whose sum is σ = 1267407210384. Its totient is φ = 1072587479040.

The previous prime is 1168305300551. The next prime is 1168305300599. The reversal of 1168305300553 is 3550035038611.

It can be written as a sum of positive squares in 8 ways, for example, as 2449557049 + 1165855743504 = 49493^2 + 1079748^2 .

It is not a de Polignac number, because 1168305300553 - 2¹ = 1168305300551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1168305300551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4241551 + ... + 4508587.

It is an arithmetic number, because the mean of its divisors is an integer number (79212950649).

Almost surely, 2^{1168305300553} is an apocalyptic number.

It is an amenable number.

1168305300553 is a deficient number, since it is larger than the sum of its proper divisors (99101909831).

1168305300553 is a wasteful number, since it uses less digits than its factorization.

1168305300553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273372.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 1168305300553 in words is "one trillion, one hundred sixty-eight billion, three hundred five million, three hundred thousand, five hundred fifty-three".