171162124542 has 48 divisors (see below), whose sum is σ = 390918291120. Its totient is φ = 55512016416.

The previous prime is 171162124541. The next prime is 171162124547. The reversal of 171162124542 is 245421261171.

171162124542 is a `hidden beast` number, since 1 + 7 + 1 + 1 + 621 + 24 + 5 + 4 + 2 = 666.

It is a super-3 number, since 3×171162124542³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 171162124497 and 171162124506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (171162124541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1083733 + ... + 1231584.

It is an arithmetic number, because the mean of its divisors is an integer number (8144131065).

Almost surely, 2^171162124542 is an apocalyptic number.

171162124542 is an abundant number, since it is smaller than the sum of its proper divisors (219756166578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171162124542 is a wasteful number, since it uses less digits than its factorization.

171162124542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315402 (or 2315359 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The spelling of 171162124542 in words is "one hundred seventy-one billion, one hundred sixty-two million, one hundred twenty-four thousand, five hundred forty-two".