162730072546442 has 8 divisors (see below), whose sum is σ = 244126937648100. Its totient is φ = 81354426663744.

The previous prime is 162730072546409. The next prime is 162730072546471. The reversal of 162730072546442 is 244645270037261.

It can be written as a sum of positive squares in 2 ways, for example, as 159994392934321 + 2735679612121 = 12648889^2 + 1653989^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5304785567 + ... + 5304816242.

Almost surely, 2^{162730072546442} is an apocalyptic number.

162730072546442 is a deficient number, since it is larger than the sum of its proper divisors (81396865101658).

162730072546442 is a wasteful number, since it uses less digits than its factorization.

162730072546442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10609609480.

The product of its (nonzero) digits is 13547520, while the sum is 53.

The spelling of 162730072546442 in words is "one hundred sixty-two trillion, seven hundred thirty billion, seventy-two million, five hundred forty-six thousand, four hundred forty-two".