164537849862 has 48 divisors (see below), whose sum is σ = 359719057152. Its totient is φ = 54352496880.

The previous prime is 164537849843. The next prime is 164537849891. The reversal of 164537849862 is 268948735461.

164537849862 is a `hidden beast` number, since 1 + 6 + 4 + 537 + 8 + 4 + 98 + 6 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 164537849862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 912303 + ... + 1077669.

It is an arithmetic number, because the mean of its divisors is an integer number (7494147024).

Almost surely, 2^164537849862 is an apocalyptic number.

164537849862 is an abundant number, since it is smaller than the sum of its proper divisors (195181207290).

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

164537849862 is a wasteful number, since it uses less digits than its factorization.

164537849862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165873 (or 165870 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 164537849862 in words is "one hundred sixty-four billion, five hundred thirty-seven million, eight hundred forty-nine thousand, eight hundred sixty-two".