66324646050 has 48 divisors (see below), whose sum is σ = 177137829120. Its totient is φ = 16326066240.

The previous prime is 66324646033. The next prime is 66324646139. The reversal of 66324646050 is 5064642366.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 66324645993 and 66324646011.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17004370 + ... + 17008269.

It is an arithmetic number, because the mean of its divisors is an integer number (3690371440).

Almost surely, 2^66324646050 is an apocalyptic number.

66324646050 is an abundant number, since it is smaller than the sum of its proper divisors (110813183070).

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

66324646050 is a wasteful number, since it uses less digits than its factorization.

66324646050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34012667 (or 34012662 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 66324646050 in words is "sixty-six billion, three hundred twenty-four million, six hundred forty-six thousand, fifty".