162143756433 has 12 divisors (see below), whose sum is σ = 234357131008. Its totient is φ = 108026845560.

The previous prime is 162143756413. The next prime is 162143756507. The reversal of 162143756433 is 334657341261.

162143756433 is a `hidden beast` number, since 1 + 6 + 2 + 143 + 75 + 6 + 433 = 666.

It is not a de Polignac number, because 162143756433 - 2¹³ = 162143748241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162143756413) 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 11 ways as a sum of consecutive naturals, for example, 5734453 + ... + 5762658.

Almost surely, 2^162143756433 is an apocalyptic number.

It is an amenable number.

162143756433 is a deficient number, since it is larger than the sum of its proper divisors (72213374575).

162143756433 is a wasteful number, since it uses less digits than its factorization.

162143756433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11498684 (or 11498681 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The spelling of 162143756433 in words is "one hundred sixty-two billion, one hundred forty-three million, seven hundred fifty-six thousand, four hundred thirty-three".