166053072700 has 36 divisors (see below), whose sum is σ = 368001883872. Its totient is φ = 65008009600.

The previous prime is 166053072697. The next prime is 166053072701. The reversal of 166053072700 is 7270350661.

166053072700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×166053072700² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 166053072700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166053072701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17660521 + ... + 17669920.

It is an arithmetic number, because the mean of its divisors is an integer number (10222274552).

Almost surely, 2^166053072700 is an apocalyptic number.

166053072700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166053072700 is an abundant number, since it is smaller than the sum of its proper divisors (201948811172).

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

166053072700 is a wasteful number, since it uses less digits than its factorization.

166053072700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35330502 (or 35330495 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 37.

The spelling of 166053072700 in words is "one hundred sixty-six billion, fifty-three million, seventy-two thousand, seven hundred".