538140806662 has 8 divisors (see below), whose sum is σ = 829027729296. Its totient is φ = 261798230232.

The previous prime is 538140806647. The next prime is 538140806663. The reversal of 538140806662 is 266608041835.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538140806663) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3636086458 + ... + 3636086605.

It is an arithmetic number, because the mean of its divisors is an integer number (103628466162).

Almost surely, 2^538140806662 is an apocalyptic number.

538140806662 is a deficient number, since it is larger than the sum of its proper divisors (290886922634).

538140806662 is a wasteful number, since it uses less digits than its factorization.

538140806662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7272173102.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 538140806662 in words is "five hundred thirty-eight billion, one hundred forty million, eight hundred six thousand, six hundred sixty-two".