468140825816164 has 6 divisors (see below), whose sum is σ = 819246445178294. Its totient is φ = 234070412908080.

The previous prime is 468140825816143. The next prime is 468140825816177. The reversal of 468140825816164 is 461618528041864.

It can be written as a sum of positive squares in only one way, i.e., 333595905393664 + 134544920422500 = 18264608^2 + 11599350^2 .

It is a junction number, because it is equal to n+sod(n) for n = 468140825816096 and 468140825816105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58517603227017 + ... + 58517603227024.

Almost surely, 2^{468140825816164} is an apocalyptic number.

It is an amenable number.

468140825816164 is a deficient number, since it is larger than the sum of its proper divisors (351105619362130).

468140825816164 is a wasteful number, since it uses less digits than its factorization.

468140825816164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117035206454045 (or 117035206454043 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 64.

The spelling of 468140825816164 in words is "four hundred sixty-eight trillion, one hundred forty billion, eight hundred twenty-five million, eight hundred sixteen thousand, one hundred sixty-four".