164629843074 has 24 divisors (see below), whose sum is σ = 356719287600. Its totient is φ = 54873338328.

The previous prime is 164629842997. The next prime is 164629843099. The reversal of 164629843074 is 470348926461.

164629843074 is a `hidden beast` number, since 1 + 6 + 4 + 629 + 8 + 4 + 3 + 0 + 7 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 164629843074.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47029 + ... + 575735.

It is an arithmetic number, because the mean of its divisors is an integer number (14863303650).

Almost surely, 2^164629843074 is an apocalyptic number.

164629843074 is an abundant number, since it is smaller than the sum of its proper divisors (192089444526).

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

164629843074 is a wasteful number, since it uses less digits than its factorization.

164629843074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546014 (or 546011 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 164629843074 in words is "one hundred sixty-four billion, six hundred twenty-nine million, eight hundred forty-three thousand, seventy-four".