66353662145100 has 108 divisors (see below), whose sum is σ = 211022924982632. Its totient is φ = 16085736268800.

The previous prime is 66353662145087. The next prime is 66353662145123. The reversal of 66353662145100 is 154126635366.

It is a self number, because there is not a number n which added to its sum of digits gives 66353662145100.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 913925989 + ... + 913998588.

Almost surely, 2^{66353662145100} is an apocalyptic number.

66353662145100 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66353662145100 is an abundant number, since it is smaller than the sum of its proper divisors (144669262837532).

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

66353662145100 is a wasteful number, since it uses less digits than its factorization.

66353662145100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1827924616 (or 1827924598 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 66353662145100 in words is "sixty-six trillion, three hundred fifty-three billion, six hundred sixty-two million, one hundred forty-five thousand, one hundred".