168535202070 has 64 divisors (see below), whose sum is σ = 408777223680. Its totient is φ = 44466029568.

The previous prime is 168535202047. The next prime is 168535202083. The reversal of 168535202070 is 70202535861.

It is a super-2 number, since 2×168535202070² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13039071 + ... + 13051989.

It is an arithmetic number, because the mean of its divisors is an integer number (6387144120).

Almost surely, 2^168535202070 is an apocalyptic number.

168535202070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

168535202070 is an abundant number, since it is smaller than the sum of its proper divisors (240242021610).

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

168535202070 is a wasteful number, since it uses less digits than its factorization.

168535202070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17509.

The product of its (nonzero) digits is 100800, while the sum is 39.

The spelling of 168535202070 in words is "one hundred sixty-eight billion, five hundred thirty-five million, two hundred two thousand, seventy".