162541320623 has 8 divisors (see below), whose sum is σ = 177384422016. Its totient is φ = 147709322200.

The previous prime is 162541320541. The next prime is 162541320653. The reversal of 162541320623 is 326023145261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 162541320623 - 2¹⁰ = 162541319599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162541320653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2745113 + ... + 2803698.

It is an arithmetic number, because the mean of its divisors is an integer number (22173052752).

Almost surely, 2^162541320623 is an apocalyptic number.

162541320623 is a deficient number, since it is larger than the sum of its proper divisors (14843101393).

162541320623 is a wasteful number, since it uses less digits than its factorization.

162541320623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551485.

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 162541320623 its reverse (326023145261), we get a palindrome (488564465884).

The spelling of 162541320623 in words is "one hundred sixty-two billion, five hundred forty-one million, three hundred twenty thousand, six hundred twenty-three".