66006200040408 has 48 divisors (see below), whose sum is σ = 184533462484800. Its totient is φ = 21292322592960.

The previous prime is 66006200040397. The next prime is 66006200040437. The reversal of 66006200040408 is 80404000260066.

It is a happy number.

66006200040408 is a `hidden beast` number, since 6 + 6 + 0 + 0 + 6 + 200 + 0 + 40 + 408 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14786332903 + ... + 14786337366.

It is an arithmetic number, because the mean of its divisors is an integer number (3844447135100).

Almost surely, 2^{66006200040408} is an apocalyptic number.

It is an amenable number.

66006200040408 is an abundant number, since it is smaller than the sum of its proper divisors (118527262444392).

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

66006200040408 is a wasteful number, since it uses less digits than its factorization.

66006200040408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29572670312 (or 29572670305 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 66006200040408 in words is "sixty-six trillion, six billion, two hundred million, forty thousand, four hundred eight".