162167445541 has 4 divisors (see below), whose sum is σ = 162193612000. Its totient is φ = 162141279084.

The previous prime is 162167445533. The next prime is 162167445553. The reversal of 162167445541 is 145544761261.

It is a happy number.

162167445541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 162167445541 - 2³ = 162167445533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 162167445491 and 162167445500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162167445571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13073931 + ... + 13086328.

It is an arithmetic number, because the mean of its divisors is an integer number (40548403000).

Almost surely, 2^162167445541 is an apocalyptic number.

It is an amenable number.

162167445541 is a deficient number, since it is larger than the sum of its proper divisors (26166459).

162167445541 is an equidigital number, since it uses as much as digits as its factorization.

162167445541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26166458.

The product of its digits is 806400, while the sum is 46.

The spelling of 162167445541 in words is "one hundred sixty-two billion, one hundred sixty-seven million, four hundred forty-five thousand, five hundred forty-one".