66050650500 has 48 divisors (see below), whose sum is σ = 192339498624. Its totient is φ = 17613506400.

The previous prime is 66050650487. The next prime is 66050650607. The reversal of 66050650500 is 505605066.

66050650500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22015384 + ... + 22018383.

It is an arithmetic number, because the mean of its divisors is an integer number (4007072888).

Almost surely, 2^66050650500 is an apocalyptic number.

66050650500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66050650500 is an abundant number, since it is smaller than the sum of its proper divisors (126288848124).

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

66050650500 is a wasteful number, since it uses less digits than its factorization.

66050650500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44033789 (or 44033777 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 66050650500 in words is "sixty-six billion, fifty million, six hundred fifty thousand, five hundred".