166103562570 has 64 divisors (see below), whose sum is σ = 435015000576. Its totient is φ = 40255894080.

The previous prime is 166103562563. The next prime is 166103562571. The reversal of 166103562570 is 75265301661.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (166103562571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1099557 + ... + 1241463.

It is an arithmetic number, because the mean of its divisors is an integer number (6797109384).

Almost surely, 2^166103562570 is an apocalyptic number.

166103562570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166103562570 is an abundant number, since it is smaller than the sum of its proper divisors (268911438006).

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

166103562570 is a wasteful number, since it uses less digits than its factorization.

166103562570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145475.

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 166103562570 in words is "one hundred sixty-six billion, one hundred three million, five hundred sixty-two thousand, five hundred seventy".