1669241606040 has 48 divisors (see below), whose sum is σ = 5425035220800. Its totient is φ = 445131094848.

The previous prime is 1669241606027. The next prime is 1669241606089. The reversal of 1669241606040 is 406061429661.

It is a happy number.

1669241606040 is a `hidden beast` number, since 1 + 6 + 6 + 9 + 24 + 16 + 0 + 604 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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, 2318390760 + ... + 2318391479.

It is an arithmetic number, because the mean of its divisors is an integer number (113021567100).

Almost surely, 2^{1669241606040} is an apocalyptic number.

1669241606040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1669241606040 is an abundant number, since it is smaller than the sum of its proper divisors (3755793614760).

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

1669241606040 is a wasteful number, since it uses less digits than its factorization.

1669241606040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636782256 (or 4636782249 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 1669241606040 in words is "one trillion, six hundred sixty-nine billion, two hundred forty-one million, six hundred six thousand, forty".