162730072546381 has 8 divisors (see below), whose sum is σ = 163077901382880. Its totient is φ = 162382511997072.

The previous prime is 162730072546373. The next prime is 162730072546397. The reversal of 162730072546381 is 183645270037261.

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

It is a cyclic number.

It is not a de Polignac number, because 162730072546381 - 2³ = 162730072546373 is a prime.

It is a super-2 number, since 2×162730072546381² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162730072546781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65857375 + ... + 68283628.

It is an arithmetic number, because the mean of its divisors is an integer number (20384737672860).

Almost surely, 2^{162730072546381} is an apocalyptic number.

It is an amenable number.

162730072546381 is a deficient number, since it is larger than the sum of its proper divisors (347828836499).

162730072546381 is a wasteful number, since it uses less digits than its factorization.

162730072546381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134143595.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 162730072546381 in words is "one hundred sixty-two trillion, seven hundred thirty billion, seventy-two million, five hundred forty-six thousand, three hundred eighty-one".