3161566745733 has 16 divisors (see below), whose sum is σ = 4605816739392. Its totient is φ = 1913111808000.

The previous prime is 3161566745731. The next prime is 3161566745737. The reversal of 3161566745733 is 3375476651613.

It is a happy number.

It is not a de Polignac number, because 3161566745733 - 2¹ = 3161566745731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3161566745731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74709778 + ... + 74752083.

It is an arithmetic number, because the mean of its divisors is an integer number (287863546212).

Almost surely, 2^{3161566745733} is an apocalyptic number.

3161566745733 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3161566745733 is a deficient number, since it is larger than the sum of its proper divisors (1444249993659).

3161566745733 is a wasteful number, since it uses less digits than its factorization.

3161566745733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149462516.

The product of its digits is 28576800, while the sum is 57.

The spelling of 3161566745733 in words is "three trillion, one hundred sixty-one billion, five hundred sixty-six million, seven hundred forty-five thousand, seven hundred thirty-three".