468668299639 has 16 divisors (see below), whose sum is σ = 499077374400. Its totient is φ = 439187671296.

The previous prime is 468668299633. The next prime is 468668299643. The reversal of 468668299639 is 936992866864.

It is a cyclic number.

It is not a de Polignac number, because 468668299639 - 2⁷ = 468668299511 is a prime.

It is a super-2 number, since 2×468668299639² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468668299633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 827124 + ... + 1273369.

It is an arithmetic number, because the mean of its divisors is an integer number (31192335900).

Almost surely, 2^468668299639 is an apocalyptic number.

468668299639 is a deficient number, since it is larger than the sum of its proper divisors (30409074761).

468668299639 is a wasteful number, since it uses less digits than its factorization.

468668299639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100714.

The product of its digits is 1451188224, while the sum is 76.

The spelling of 468668299639 in words is "four hundred sixty-eight billion, six hundred sixty-eight million, two hundred ninety-nine thousand, six hundred thirty-nine".